Home / 6,451.08-8,901.84-3,761.88

Finding the Fourth Proportional to 6,451.08, 8,901.84 and 3,761.88

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Solution

The fourth proportional to 6,451.08, 8,901.84 and 3,761.88 is: 5,191.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,451.08 : 8,901.84 = 3,761.88 : x
  2. Step 2: Convert to fraction form
    6,451.08/8,901.84 = 3,761.88/x
  3. Step 3: Cross multiply
    6,451.08x = 8,901.84 × 3,761.88
  4. Step 4: Simplify right side
    6,451.08x = 33,487,653.86
  5. Step 5: Solve for x
    x = 33,487,653.86/6,451.08
  6. Step 6: Final answer
    x = 5,191.02

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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.