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Finding the Fourth Proportional to 9,948.74, 14,898.52 and 6,239.74

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Solution

The fourth proportional to 9,948.74, 14,898.52 and 6,239.74 is: 9,344.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,948.74 : 14,898.52 = 6,239.74 : x
  2. Step 2: Convert to fraction form
    9,948.74/14,898.52 = 6,239.74/x
  3. Step 3: Cross multiply
    9,948.74x = 14,898.52 × 6,239.74
  4. Step 4: Simplify right side
    9,948.74x = 92,962,891.18
  5. Step 5: Solve for x
    x = 92,962,891.18/9,948.74
  6. Step 6: Final answer
    x = 9,344.19

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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.