Home / 2,004.75-2,766.51-1,108.49

Finding the Fourth Proportional to 2,004.75, 2,766.51 and 1,108.49

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Solution

The fourth proportional to 2,004.75, 2,766.51 and 1,108.49 is: 1,529.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,004.75 : 2,766.51 = 1,108.49 : x
  2. Step 2: Convert to fraction form
    2,004.75/2,766.51 = 1,108.49/x
  3. Step 3: Cross multiply
    2,004.75x = 2,766.51 × 1,108.49
  4. Step 4: Simplify right side
    2,004.75x = 3,066,634.84
  5. Step 5: Solve for x
    x = 3,066,634.84/2,004.75
  6. Step 6: Final answer
    x = 1,529.68

Related Problems

Find fourth proportional to 1,002.38, 1,383.26 and 554.24
Half scale
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Double scale
Find fourth proportional to 2,005.75, 2,767.89 and 1,109.49
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.