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Finding the Fourth Proportional to 9,939.46, 14,909.46 and 6,017.44

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Solution

The fourth proportional to 9,939.46, 14,909.46 and 6,017.44 is: 9,026.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,939.46 : 14,909.46 = 6,017.44 : x
  2. Step 2: Convert to fraction form
    9,939.46/14,909.46 = 6,017.44/x
  3. Step 3: Cross multiply
    9,939.46x = 14,909.46 × 6,017.44
  4. Step 4: Simplify right side
    9,939.46x = 89,716,780.98
  5. Step 5: Solve for x
    x = 89,716,780.98/9,939.46
  6. Step 6: Final answer
    x = 9,026.32

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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.