Home / 5,023.38-6,931.44-3,134.66

Finding the Fourth Proportional to 5,023.38, 6,931.44 and 3,134.66

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Solution

The fourth proportional to 5,023.38, 6,931.44 and 3,134.66 is: 4,325.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,023.38 : 6,931.44 = 3,134.66 : x
  2. Step 2: Convert to fraction form
    5,023.38/6,931.44 = 3,134.66/x
  3. Step 3: Cross multiply
    5,023.38x = 6,931.44 × 3,134.66
  4. Step 4: Simplify right side
    5,023.38x = 21,727,673.05
  5. Step 5: Solve for x
    x = 21,727,673.05/5,023.38
  6. Step 6: Final answer
    x = 4,325.31

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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.