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Finding the Fourth Proportional to 6,609.52, 9,909.86 and 3,486.23

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Solution

The fourth proportional to 6,609.52, 9,909.86 and 3,486.23 is: 5,227.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,609.52 : 9,909.86 = 3,486.23 : x
  2. Step 2: Convert to fraction form
    6,609.52/9,909.86 = 3,486.23/x
  3. Step 3: Cross multiply
    6,609.52x = 9,909.86 × 3,486.23
  4. Step 4: Simplify right side
    6,609.52x = 34,548,051.23
  5. Step 5: Solve for x
    x = 34,548,051.23/6,609.52
  6. Step 6: Final answer
    x = 5,227.01

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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.