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Finding the Fourth Proportional to 7,491.62, 10,335.03 and 4,304.12

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Solution

The fourth proportional to 7,491.62, 10,335.03 and 4,304.12 is: 5,937.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,491.62 : 10,335.03 = 4,304.12 : x
  2. Step 2: Convert to fraction form
    7,491.62/10,335.03 = 4,304.12/x
  3. Step 3: Cross multiply
    7,491.62x = 10,335.03 × 4,304.12
  4. Step 4: Simplify right side
    7,491.62x = 44,483,157.65
  5. Step 5: Solve for x
    x = 44,483,157.65/7,491.62
  6. Step 6: Final answer
    x = 5,937.73

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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.