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Finding the Fourth Proportional to 5,572.80, 8,344.62 and 2,962.98

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Solution

The fourth proportional to 5,572.80, 8,344.62 and 2,962.98 is: 4,436.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,572.80 : 8,344.62 = 2,962.98 : x
  2. Step 2: Convert to fraction form
    5,572.80/8,344.62 = 2,962.98/x
  3. Step 3: Cross multiply
    5,572.80x = 8,344.62 × 2,962.98
  4. Step 4: Simplify right side
    5,572.80x = 24,724,942.17
  5. Step 5: Solve for x
    x = 24,724,942.17/5,572.80
  6. Step 6: Final answer
    x = 4,436.72

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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.