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Finding the Fourth Proportional to 8,347.05, 12,495.97 and 6,165.52

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Solution

The fourth proportional to 8,347.05, 12,495.97 and 6,165.52 is: 9,230.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,347.05 : 12,495.97 = 6,165.52 : x
  2. Step 2: Convert to fraction form
    8,347.05/12,495.97 = 6,165.52/x
  3. Step 3: Cross multiply
    8,347.05x = 12,495.97 × 6,165.52
  4. Step 4: Simplify right side
    8,347.05x = 77,044,129.42
  5. Step 5: Solve for x
    x = 77,044,129.42/8,347.05
  6. Step 6: Final answer
    x = 9,230.10

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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.