Home / 7,877.08-11,818.30-4,951.96

Finding the Fourth Proportional to 7,877.08, 11,818.30 and 4,951.96

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Solution

The fourth proportional to 7,877.08, 11,818.30 and 4,951.96 is: 7,429.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,877.08 : 11,818.30 = 4,951.96 : x
  2. Step 2: Convert to fraction form
    7,877.08/11,818.30 = 4,951.96/x
  3. Step 3: Cross multiply
    7,877.08x = 11,818.30 × 4,951.96
  4. Step 4: Simplify right side
    7,877.08x = 58,523,748.87
  5. Step 5: Solve for x
    x = 58,523,748.87/7,877.08
  6. Step 6: Final answer
    x = 7,429.62

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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.