Home / 5,264.32-7,264.80-4,086.96

Finding the Fourth Proportional to 5,264.32, 7,264.80 and 4,086.96

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Solution

The fourth proportional to 5,264.32, 7,264.80 and 4,086.96 is: 5,640.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,264.32 : 7,264.80 = 4,086.96 : x
  2. Step 2: Convert to fraction form
    5,264.32/7,264.80 = 4,086.96/x
  3. Step 3: Cross multiply
    5,264.32x = 7,264.80 × 4,086.96
  4. Step 4: Simplify right side
    5,264.32x = 29,690,947.01
  5. Step 5: Solve for x
    x = 29,690,947.01/5,264.32
  6. Step 6: Final answer
    x = 5,640.03

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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.