Home / 5,406.46-8,098.86-2,480.74

Finding the Fourth Proportional to 5,406.46, 8,098.86 and 2,480.74

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Solution

The fourth proportional to 5,406.46, 8,098.86 and 2,480.74 is: 3,716.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,406.46 : 8,098.86 = 2,480.74 : x
  2. Step 2: Convert to fraction form
    5,406.46/8,098.86 = 2,480.74/x
  3. Step 3: Cross multiply
    5,406.46x = 8,098.86 × 2,480.74
  4. Step 4: Simplify right side
    5,406.46x = 20,091,165.96
  5. Step 5: Solve for x
    x = 20,091,165.96/5,406.46
  6. Step 6: Final answer
    x = 3,716.14

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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.