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Finding the Fourth Proportional to 6,655.12, 9,984.24 and 2,272.59

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Solution

The fourth proportional to 6,655.12, 9,984.24 and 2,272.59 is: 3,409.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,655.12 : 9,984.24 = 2,272.59 : x
  2. Step 2: Convert to fraction form
    6,655.12/9,984.24 = 2,272.59/x
  3. Step 3: Cross multiply
    6,655.12x = 9,984.24 × 2,272.59
  4. Step 4: Simplify right side
    6,655.12x = 22,690,083.98
  5. Step 5: Solve for x
    x = 22,690,083.98/6,655.12
  6. Step 6: Final answer
    x = 3,409.42

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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.