Home / 3,459.76-5,176.86-2,073.88

Finding the Fourth Proportional to 3,459.76, 5,176.86 and 2,073.88

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Solution

The fourth proportional to 3,459.76, 5,176.86 and 2,073.88 is: 3,103.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,459.76 : 5,176.86 = 2,073.88 : x
  2. Step 2: Convert to fraction form
    3,459.76/5,176.86 = 2,073.88/x
  3. Step 3: Cross multiply
    3,459.76x = 5,176.86 × 2,073.88
  4. Step 4: Simplify right side
    3,459.76x = 10,736,186.42
  5. Step 5: Solve for x
    x = 10,736,186.42/3,459.76
  6. Step 6: Final answer
    x = 3,103.16

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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.