Home / 3,123.09-4,301.15-2,594.30

Finding the Fourth Proportional to 3,123.09, 4,301.15 and 2,594.30

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Solution

The fourth proportional to 3,123.09, 4,301.15 and 2,594.30 is: 3,572.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,123.09 : 4,301.15 = 2,594.30 : x
  2. Step 2: Convert to fraction form
    3,123.09/4,301.15 = 2,594.30/x
  3. Step 3: Cross multiply
    3,123.09x = 4,301.15 × 2,594.30
  4. Step 4: Simplify right side
    3,123.09x = 11,158,438.97
  5. Step 5: Solve for x
    x = 11,158,438.97/3,123.09
  6. Step 6: Final answer
    x = 3,572.88

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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.