Home / 7,882.13-11,802.33-4,757.96

Finding the Fourth Proportional to 7,882.13, 11,802.33 and 4,757.96

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Solution

The fourth proportional to 7,882.13, 11,802.33 and 4,757.96 is: 7,124.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,882.13 : 11,802.33 = 4,757.96 : x
  2. Step 2: Convert to fraction form
    7,882.13/11,802.33 = 4,757.96/x
  3. Step 3: Cross multiply
    7,882.13x = 11,802.33 × 4,757.96
  4. Step 4: Simplify right side
    7,882.13x = 56,155,043.55
  5. Step 5: Solve for x
    x = 56,155,043.55/7,882.13
  6. Step 6: Final answer
    x = 7,124.35

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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.