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Finding the Fourth Proportional to 8,633.42, 12,932.99 and 6,652.18

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Solution

The fourth proportional to 8,633.42, 12,932.99 and 6,652.18 is: 9,965.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,633.42 : 12,932.99 = 6,652.18 : x
  2. Step 2: Convert to fraction form
    8,633.42/12,932.99 = 6,652.18/x
  3. Step 3: Cross multiply
    8,633.42x = 12,932.99 × 6,652.18
  4. Step 4: Simplify right side
    8,633.42x = 86,032,628.86
  5. Step 5: Solve for x
    x = 86,032,628.86/8,633.42
  6. Step 6: Final answer
    x = 9,965.06

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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.