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Finding the Fourth Proportional to 7,136.52, 9,839.52 and 4,482.96

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Solution

The fourth proportional to 7,136.52, 9,839.52 and 4,482.96 is: 6,180.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,136.52 : 9,839.52 = 4,482.96 : x
  2. Step 2: Convert to fraction form
    7,136.52/9,839.52 = 4,482.96/x
  3. Step 3: Cross multiply
    7,136.52x = 9,839.52 × 4,482.96
  4. Step 4: Simplify right side
    7,136.52x = 44,110,174.58
  5. Step 5: Solve for x
    x = 44,110,174.58/7,136.52
  6. Step 6: Final answer
    x = 6,180.91

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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.