Home / 5,302.62-7,314.30-3,787.38

Finding the Fourth Proportional to 5,302.62, 7,314.30 and 3,787.38

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Solution

The fourth proportional to 5,302.62, 7,314.30 and 3,787.38 is: 5,224.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,302.62 : 7,314.30 = 3,787.38 : x
  2. Step 2: Convert to fraction form
    5,302.62/7,314.30 = 3,787.38/x
  3. Step 3: Cross multiply
    5,302.62x = 7,314.30 × 3,787.38
  4. Step 4: Simplify right side
    5,302.62x = 27,702,033.53
  5. Step 5: Solve for x
    x = 27,702,033.53/5,302.62
  6. Step 6: Final answer
    x = 5,224.22

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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.