Home / 4,079.38-6,117.22-1,612.30

Finding the Fourth Proportional to 4,079.38, 6,117.22 and 1,612.30

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Solution

The fourth proportional to 4,079.38, 6,117.22 and 1,612.30 is: 2,417.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,079.38 : 6,117.22 = 1,612.30 : x
  2. Step 2: Convert to fraction form
    4,079.38/6,117.22 = 1,612.30/x
  3. Step 3: Cross multiply
    4,079.38x = 6,117.22 × 1,612.30
  4. Step 4: Simplify right side
    4,079.38x = 9,862,793.81
  5. Step 5: Solve for x
    x = 9,862,793.81/4,079.38
  6. Step 6: Final answer
    x = 2,417.72

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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.