Home / 4,123.41-6,177.92-3,434.51

Finding the Fourth Proportional to 4,123.41, 6,177.92 and 3,434.51

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Solution

The fourth proportional to 4,123.41, 6,177.92 and 3,434.51 is: 5,145.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,123.41 : 6,177.92 = 3,434.51 : x
  2. Step 2: Convert to fraction form
    4,123.41/6,177.92 = 3,434.51/x
  3. Step 3: Cross multiply
    4,123.41x = 6,177.92 × 3,434.51
  4. Step 4: Simplify right side
    4,123.41x = 21,218,079.96
  5. Step 5: Solve for x
    x = 21,218,079.96/4,123.41
  6. Step 6: Final answer
    x = 5,145.76

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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.