Home / 9,634.20-14,437.80-7,663.20

Finding the Fourth Proportional to 9,634.20, 14,437.80 and 7,663.20

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Solution

The fourth proportional to 9,634.20, 14,437.80 and 7,663.20 is: 11,484.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,634.20 : 14,437.80 = 7,663.20 : x
  2. Step 2: Convert to fraction form
    9,634.20/14,437.80 = 7,663.20/x
  3. Step 3: Cross multiply
    9,634.20x = 14,437.80 × 7,663.20
  4. Step 4: Simplify right side
    9,634.20x = 110,639,748.96
  5. Step 5: Solve for x
    x = 110,639,748.96/9,634.20
  6. Step 6: Final answer
    x = 11,484.06

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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.