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Finding the Fourth Proportional to 6,545.37, 9,015.16 and 6,253.77

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Solution

The fourth proportional to 6,545.37, 9,015.16 and 6,253.77 is: 8,613.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,545.37 : 9,015.16 = 6,253.77 : x
  2. Step 2: Convert to fraction form
    6,545.37/9,015.16 = 6,253.77/x
  3. Step 3: Cross multiply
    6,545.37x = 9,015.16 × 6,253.77
  4. Step 4: Simplify right side
    6,545.37x = 56,378,737.15
  5. Step 5: Solve for x
    x = 56,378,737.15/6,545.37
  6. Step 6: Final answer
    x = 8,613.53

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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.