Home / 3,261.84-4,501.44-1,865.04

Finding the Fourth Proportional to 3,261.84, 4,501.44 and 1,865.04

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Solution

The fourth proportional to 3,261.84, 4,501.44 and 1,865.04 is: 2,573.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261.84 : 4,501.44 = 1,865.04 : x
  2. Step 2: Convert to fraction form
    3,261.84/4,501.44 = 1,865.04/x
  3. Step 3: Cross multiply
    3,261.84x = 4,501.44 × 1,865.04
  4. Step 4: Simplify right side
    3,261.84x = 8,395,365.66
  5. Step 5: Solve for x
    x = 8,395,365.66/3,261.84
  6. Step 6: Final answer
    x = 2,573.81

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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.