Home / 9,376.35-12,938.85-5,496.90

Finding the Fourth Proportional to 9,376.35, 12,938.85 and 5,496.90

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Solution

The fourth proportional to 9,376.35, 12,938.85 and 5,496.90 is: 7,585.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,376.35 : 12,938.85 = 5,496.90 : x
  2. Step 2: Convert to fraction form
    9,376.35/12,938.85 = 5,496.90/x
  3. Step 3: Cross multiply
    9,376.35x = 12,938.85 × 5,496.90
  4. Step 4: Simplify right side
    9,376.35x = 71,123,564.57
  5. Step 5: Solve for x
    x = 71,123,564.57/9,376.35
  6. Step 6: Final answer
    x = 7,585.42

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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.