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Finding the Fourth Proportional to 9,860.52, 14,824.98 and 7,926.36

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Solution

The fourth proportional to 9,860.52, 14,824.98 and 7,926.36 is: 11,917.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,860.52 : 14,824.98 = 7,926.36 : x
  2. Step 2: Convert to fraction form
    9,860.52/14,824.98 = 7,926.36/x
  3. Step 3: Cross multiply
    9,860.52x = 14,824.98 × 7,926.36
  4. Step 4: Simplify right side
    9,860.52x = 117,508,128.47
  5. Step 5: Solve for x
    x = 117,508,128.47/9,860.52
  6. Step 6: Final answer
    x = 11,917.03

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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.