Home / 3,098.86-4,645.14-1,713.76

Finding the Fourth Proportional to 3,098.86, 4,645.14 and 1,713.76

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Solution

The fourth proportional to 3,098.86, 4,645.14 and 1,713.76 is: 2,568.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098.86 : 4,645.14 = 1,713.76 : x
  2. Step 2: Convert to fraction form
    3,098.86/4,645.14 = 1,713.76/x
  3. Step 3: Cross multiply
    3,098.86x = 4,645.14 × 1,713.76
  4. Step 4: Simplify right side
    3,098.86x = 7,960,655.13
  5. Step 5: Solve for x
    x = 7,960,655.13/3,098.86
  6. Step 6: Final answer
    x = 2,568.90

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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.