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Finding the Fourth Proportional to 6,507.01, 9,705.68 and 5,454.82

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Solution

The fourth proportional to 6,507.01, 9,705.68 and 5,454.82 is: 8,136.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,507.01 : 9,705.68 = 5,454.82 : x
  2. Step 2: Convert to fraction form
    6,507.01/9,705.68 = 5,454.82/x
  3. Step 3: Cross multiply
    6,507.01x = 9,705.68 × 5,454.82
  4. Step 4: Simplify right side
    6,507.01x = 52,942,737.38
  5. Step 5: Solve for x
    x = 52,942,737.38/6,507.01
  6. Step 6: Final answer
    x = 8,136.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.