Home / 1,771.23-2,444.42-1,182.75

Finding the Fourth Proportional to 1,771.23, 2,444.42 and 1,182.75

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Solution

The fourth proportional to 1,771.23, 2,444.42 and 1,182.75 is: 1,632.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771.23 : 2,444.42 = 1,182.75 : x
  2. Step 2: Convert to fraction form
    1,771.23/2,444.42 = 1,182.75/x
  3. Step 3: Cross multiply
    1,771.23x = 2,444.42 × 1,182.75
  4. Step 4: Simplify right side
    1,771.23x = 2,891,131.84
  5. Step 5: Solve for x
    x = 2,891,131.84/1,771.23
  6. Step 6: Final answer
    x = 1,632.27

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Half scale
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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.