Home / 9,716.66-14,575.04-5,331.72

Finding the Fourth Proportional to 9,716.66, 14,575.04 and 5,331.72

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Solution

The fourth proportional to 9,716.66, 14,575.04 and 5,331.72 is: 7,997.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,716.66 : 14,575.04 = 5,331.72 : x
  2. Step 2: Convert to fraction form
    9,716.66/14,575.04 = 5,331.72/x
  3. Step 3: Cross multiply
    9,716.66x = 14,575.04 × 5,331.72
  4. Step 4: Simplify right side
    9,716.66x = 77,710,080.26
  5. Step 5: Solve for x
    x = 77,710,080.26/9,716.66
  6. Step 6: Final answer
    x = 7,997.61

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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.