Home / 2,331.22-3,217.55-1,337.17

Finding the Fourth Proportional to 2,331.22, 3,217.55 and 1,337.17

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Solution

The fourth proportional to 2,331.22, 3,217.55 and 1,337.17 is: 1,845.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,331.22 : 3,217.55 = 1,337.17 : x
  2. Step 2: Convert to fraction form
    2,331.22/3,217.55 = 1,337.17/x
  3. Step 3: Cross multiply
    2,331.22x = 3,217.55 × 1,337.17
  4. Step 4: Simplify right side
    2,331.22x = 4,302,411.33
  5. Step 5: Solve for x
    x = 4,302,411.33/2,331.22
  6. Step 6: Final answer
    x = 1,845.56

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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.