Home / 9,716.43-14,575.10-3,143.13

Finding the Fourth Proportional to 9,716.43, 14,575.10 and 3,143.13

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Solution

The fourth proportional to 9,716.43, 14,575.10 and 3,143.13 is: 4,714.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,716.43 : 14,575.10 = 3,143.13 : x
  2. Step 2: Convert to fraction form
    9,716.43/14,575.10 = 3,143.13/x
  3. Step 3: Cross multiply
    9,716.43x = 14,575.10 × 3,143.13
  4. Step 4: Simplify right side
    9,716.43x = 45,811,363.69
  5. Step 5: Solve for x
    x = 45,811,363.69/9,716.43
  6. Step 6: Final answer
    x = 4,714.84

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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.