Home / 6,077.63-9,116.45-3,149.79

Finding the Fourth Proportional to 6,077.63, 9,116.45 and 3,149.79

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Solution

The fourth proportional to 6,077.63, 9,116.45 and 3,149.79 is: 4,724.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,077.63 : 9,116.45 = 3,149.79 : x
  2. Step 2: Convert to fraction form
    6,077.63/9,116.45 = 3,149.79/x
  3. Step 3: Cross multiply
    6,077.63x = 9,116.45 × 3,149.79
  4. Step 4: Simplify right side
    6,077.63x = 28,714,903.05
  5. Step 5: Solve for x
    x = 28,714,903.05/6,077.63
  6. Step 6: Final answer
    x = 4,724.69

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Similar ratio
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1.5x scale

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.