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Finding the Fourth Proportional to 7,059.70, 9,737.98 and 4,545.10

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Solution

The fourth proportional to 7,059.70, 9,737.98 and 4,545.10 is: 6,269.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,059.70 : 9,737.98 = 4,545.10 : x
  2. Step 2: Convert to fraction form
    7,059.70/9,737.98 = 4,545.10/x
  3. Step 3: Cross multiply
    7,059.70x = 9,737.98 × 4,545.10
  4. Step 4: Simplify right side
    7,059.70x = 44,260,092.90
  5. Step 5: Solve for x
    x = 44,260,092.90/7,059.70
  6. Step 6: Final answer
    x = 6,269.40

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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.