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Finding the Fourth Proportional to 6,659.54, 9,972.23 and 6,462.45

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Solution

The fourth proportional to 6,659.54, 9,972.23 and 6,462.45 is: 9,677.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,659.54 : 9,972.23 = 6,462.45 : x
  2. Step 2: Convert to fraction form
    6,659.54/9,972.23 = 6,462.45/x
  3. Step 3: Cross multiply
    6,659.54x = 9,972.23 × 6,462.45
  4. Step 4: Simplify right side
    6,659.54x = 64,445,005.45
  5. Step 5: Solve for x
    x = 64,445,005.45/6,659.54
  6. Step 6: Final answer
    x = 9,677.10

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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.