Home / 5,765.56-7,956.95-3,343.75

Finding the Fourth Proportional to 5,765.56, 7,956.95 and 3,343.75

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Solution

The fourth proportional to 5,765.56, 7,956.95 and 3,343.75 is: 4,614.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,765.56 : 7,956.95 = 3,343.75 : x
  2. Step 2: Convert to fraction form
    5,765.56/7,956.95 = 3,343.75/x
  3. Step 3: Cross multiply
    5,765.56x = 7,956.95 × 3,343.75
  4. Step 4: Simplify right side
    5,765.56x = 26,606,014.95
  5. Step 5: Solve for x
    x = 26,606,014.95/5,765.56
  6. Step 6: Final answer
    x = 4,614.65

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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.