Home / 9,731.26-14,580.42-7,664.68

Finding the Fourth Proportional to 9,731.26, 14,580.42 and 7,664.68

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Solution

The fourth proportional to 9,731.26, 14,580.42 and 7,664.68 is: 11,484.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,731.26 : 14,580.42 = 7,664.68 : x
  2. Step 2: Convert to fraction form
    9,731.26/14,580.42 = 7,664.68/x
  3. Step 3: Cross multiply
    9,731.26x = 14,580.42 × 7,664.68
  4. Step 4: Simplify right side
    9,731.26x = 111,754,253.57
  5. Step 5: Solve for x
    x = 111,754,253.57/9,731.26
  6. Step 6: Final answer
    x = 11,484.05

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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.