Home / 2,331.70-3,217.82-1,337.17

Finding the Fourth Proportional to 2,331.70, 3,217.82 and 1,337.17

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Solution

The fourth proportional to 2,331.70, 3,217.82 and 1,337.17 is: 1,845.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,331.70 : 3,217.82 = 1,337.17 : x
  2. Step 2: Convert to fraction form
    2,331.70/3,217.82 = 1,337.17/x
  3. Step 3: Cross multiply
    2,331.70x = 3,217.82 × 1,337.17
  4. Step 4: Simplify right side
    2,331.70x = 4,302,772.37
  5. Step 5: Solve for x
    x = 4,302,772.37/2,331.70
  6. Step 6: Final answer
    x = 1,845.34

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Double 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.