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Finding the Fourth Proportional to 9,957.78, 14,926.56 and 6,262.62

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Solution

The fourth proportional to 9,957.78, 14,926.56 and 6,262.62 is: 9,387.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,957.78 : 14,926.56 = 6,262.62 : x
  2. Step 2: Convert to fraction form
    9,957.78/14,926.56 = 6,262.62/x
  3. Step 3: Cross multiply
    9,957.78x = 14,926.56 × 6,262.62
  4. Step 4: Simplify right side
    9,957.78x = 93,479,373.19
  5. Step 5: Solve for x
    x = 93,479,373.19/9,957.78
  6. Step 6: Final answer
    x = 9,387.57

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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.