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Finding the Fourth Proportional to 6,665.01, 9,997.61 and 6,462.03

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Solution

The fourth proportional to 6,665.01, 9,997.61 and 6,462.03 is: 9,693.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,665.01 : 9,997.61 = 6,462.03 : x
  2. Step 2: Convert to fraction form
    6,665.01/9,997.61 = 6,462.03/x
  3. Step 3: Cross multiply
    6,665.01x = 9,997.61 × 6,462.03
  4. Step 4: Simplify right side
    6,665.01x = 64,604,860.93
  5. Step 5: Solve for x
    x = 64,604,860.93/6,665.01
  6. Step 6: Final answer
    x = 9,693.14

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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.