Home / 9,631.38-14,453.15-3,787.84

Finding the Fourth Proportional to 9,631.38, 14,453.15 and 3,787.84

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Solution

The fourth proportional to 9,631.38, 14,453.15 and 3,787.84 is: 5,684.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,631.38 : 14,453.15 = 3,787.84 : x
  2. Step 2: Convert to fraction form
    9,631.38/14,453.15 = 3,787.84/x
  3. Step 3: Cross multiply
    9,631.38x = 14,453.15 × 3,787.84
  4. Step 4: Simplify right side
    9,631.38x = 54,746,219.70
  5. Step 5: Solve for x
    x = 54,746,219.70/9,631.38
  6. Step 6: Final answer
    x = 5,684.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.