Home / 5,023.80-6,939.45-3,859.26

Finding the Fourth Proportional to 5,023.80, 6,939.45 and 3,859.26

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Solution

The fourth proportional to 5,023.80, 6,939.45 and 3,859.26 is: 5,330.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,023.80 : 6,939.45 = 3,859.26 : x
  2. Step 2: Convert to fraction form
    5,023.80/6,939.45 = 3,859.26/x
  3. Step 3: Cross multiply
    5,023.80x = 6,939.45 × 3,859.26
  4. Step 4: Simplify right side
    5,023.80x = 26,781,141.81
  5. Step 5: Solve for x
    x = 26,781,141.81/5,023.80
  6. Step 6: Final answer
    x = 5,330.85

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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.