Home / 6,162.11-9,242.13-1,720.08

Finding the Fourth Proportional to 6,162.11, 9,242.13 and 1,720.08

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Solution

The fourth proportional to 6,162.11, 9,242.13 and 1,720.08 is: 2,579.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,162.11 : 9,242.13 = 1,720.08 : x
  2. Step 2: Convert to fraction form
    6,162.11/9,242.13 = 1,720.08/x
  3. Step 3: Cross multiply
    6,162.11x = 9,242.13 × 1,720.08
  4. Step 4: Simplify right side
    6,162.11x = 15,897,209.42
  5. Step 5: Solve for x
    x = 15,897,209.42/6,162.11
  6. Step 6: Final answer
    x = 2,579.83

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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.