Home / 5,765.52-7,956.84-3,247.91

Finding the Fourth Proportional to 5,765.52, 7,956.84 and 3,247.91

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Solution

The fourth proportional to 5,765.52, 7,956.84 and 3,247.91 is: 4,482.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,765.52 : 7,956.84 = 3,247.91 : x
  2. Step 2: Convert to fraction form
    5,765.52/7,956.84 = 3,247.91/x
  3. Step 3: Cross multiply
    5,765.52x = 7,956.84 × 3,247.91
  4. Step 4: Simplify right side
    5,765.52x = 25,843,060.42
  5. Step 5: Solve for x
    x = 25,843,060.42/5,765.52
  6. Step 6: Final answer
    x = 4,482.35

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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.