Home / 4,681.20-7,016.22-2,179.02

Finding the Fourth Proportional to 4,681.20, 7,016.22 and 2,179.02

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Solution

The fourth proportional to 4,681.20, 7,016.22 and 2,179.02 is: 3,265.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,681.20 : 7,016.22 = 2,179.02 : x
  2. Step 2: Convert to fraction form
    4,681.20/7,016.22 = 2,179.02/x
  3. Step 3: Cross multiply
    4,681.20x = 7,016.22 × 2,179.02
  4. Step 4: Simplify right side
    4,681.20x = 15,288,483.70
  5. Step 5: Solve for x
    x = 15,288,483.70/4,681.20
  6. Step 6: Final answer
    x = 3,265.93

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1.5x scale

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.