Home / 7,764.08-10,713.92-4,619.66

Finding the Fourth Proportional to 7,764.08, 10,713.92 and 4,619.66

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Solution

The fourth proportional to 7,764.08, 10,713.92 and 4,619.66 is: 6,374.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,764.08 : 10,713.92 = 4,619.66 : x
  2. Step 2: Convert to fraction form
    7,764.08/10,713.92 = 4,619.66/x
  3. Step 3: Cross multiply
    7,764.08x = 10,713.92 × 4,619.66
  4. Step 4: Simplify right side
    7,764.08x = 49,494,591.00
  5. Step 5: Solve for x
    x = 49,494,591.00/7,764.08
  6. Step 6: Final answer
    x = 6,374.82

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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.