Home / 8,073.31-11,139.96-4,535.85

Finding the Fourth Proportional to 8,073.31, 11,139.96 and 4,535.85

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Solution

The fourth proportional to 8,073.31, 11,139.96 and 4,535.85 is: 6,258.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,073.31 : 11,139.96 = 4,535.85 : x
  2. Step 2: Convert to fraction form
    8,073.31/11,139.96 = 4,535.85/x
  3. Step 3: Cross multiply
    8,073.31x = 11,139.96 × 4,535.85
  4. Step 4: Simplify right side
    8,073.31x = 50,529,187.57
  5. Step 5: Solve for x
    x = 50,529,187.57/8,073.31
  6. Step 6: Final answer
    x = 6,258.79

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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.