Home / 7,312.64-10,951.52-4,671.85

Finding the Fourth Proportional to 7,312.64, 10,951.52 and 4,671.85

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Solution

The fourth proportional to 7,312.64, 10,951.52 and 4,671.85 is: 6,996.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,312.64 : 10,951.52 = 4,671.85 : x
  2. Step 2: Convert to fraction form
    7,312.64/10,951.52 = 4,671.85/x
  3. Step 3: Cross multiply
    7,312.64x = 10,951.52 × 4,671.85
  4. Step 4: Simplify right side
    7,312.64x = 51,163,780.60
  5. Step 5: Solve for x
    x = 51,163,780.60/7,312.64
  6. Step 6: Final answer
    x = 6,996.62

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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.