Home / 4,908.12-7,358.03-2,132.70

Finding the Fourth Proportional to 4,908.12, 7,358.03 and 2,132.70

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Solution

The fourth proportional to 4,908.12, 7,358.03 and 2,132.70 is: 3,197.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,908.12 : 7,358.03 = 2,132.70 : x
  2. Step 2: Convert to fraction form
    4,908.12/7,358.03 = 2,132.70/x
  3. Step 3: Cross multiply
    4,908.12x = 7,358.03 × 2,132.70
  4. Step 4: Simplify right side
    4,908.12x = 15,692,459.92
  5. Step 5: Solve for x
    x = 15,692,459.92/4,908.12
  6. Step 6: Final answer
    x = 3,197.24

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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.