Home / 7,951.20-10,973.79-4,764.63

Finding the Fourth Proportional to 7,951.20, 10,973.79 and 4,764.63

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Solution

The fourth proportional to 7,951.20, 10,973.79 and 4,764.63 is: 6,575.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,951.20 : 10,973.79 = 4,764.63 : x
  2. Step 2: Convert to fraction form
    7,951.20/10,973.79 = 4,764.63/x
  3. Step 3: Cross multiply
    7,951.20x = 10,973.79 × 4,764.63
  4. Step 4: Simplify right side
    7,951.20x = 52,286,049.05
  5. Step 5: Solve for x
    x = 52,286,049.05/7,951.20
  6. Step 6: Final answer
    x = 6,575.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.