Home / 5,454.32-8,182.82-1,756.96

Finding the Fourth Proportional to 5,454.32, 8,182.82 and 1,756.96

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Solution

The fourth proportional to 5,454.32, 8,182.82 and 1,756.96 is: 2,635.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,454.32 : 8,182.82 = 1,756.96 : x
  2. Step 2: Convert to fraction form
    5,454.32/8,182.82 = 1,756.96/x
  3. Step 3: Cross multiply
    5,454.32x = 8,182.82 × 1,756.96
  4. Step 4: Simplify right side
    5,454.32x = 14,376,871.36
  5. Step 5: Solve for x
    x = 14,376,871.36/5,454.32
  6. Step 6: Final answer
    x = 2,635.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.