Home / 4,070.20-6,098.90-2,119.48

Finding the Fourth Proportional to 4,070.20, 6,098.90 and 2,119.48

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Solution

The fourth proportional to 4,070.20, 6,098.90 and 2,119.48 is: 3,175.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,070.20 : 6,098.90 = 2,119.48 : x
  2. Step 2: Convert to fraction form
    4,070.20/6,098.90 = 2,119.48/x
  3. Step 3: Cross multiply
    4,070.20x = 6,098.90 × 2,119.48
  4. Step 4: Simplify right side
    4,070.20x = 12,926,496.57
  5. Step 5: Solve for x
    x = 12,926,496.57/4,070.20
  6. Step 6: Final answer
    x = 3,175.89

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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.