Home / 3,062.43-4,225.10-2,117.87

Finding the Fourth Proportional to 3,062.43, 4,225.10 and 2,117.87

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Solution

The fourth proportional to 3,062.43, 4,225.10 and 2,117.87 is: 2,921.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,062.43 : 4,225.10 = 2,117.87 : x
  2. Step 2: Convert to fraction form
    3,062.43/4,225.10 = 2,117.87/x
  3. Step 3: Cross multiply
    3,062.43x = 4,225.10 × 2,117.87
  4. Step 4: Simplify right side
    3,062.43x = 8,948,191.41
  5. Step 5: Solve for x
    x = 8,948,191.41/3,062.43
  6. Step 6: Final answer
    x = 2,921.93

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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.