Home / 6,132.92-9,199.47-1,972.15

Finding the Fourth Proportional to 6,132.92, 9,199.47 and 1,972.15

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Solution

The fourth proportional to 6,132.92, 9,199.47 and 1,972.15 is: 2,958.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,132.92 : 9,199.47 = 1,972.15 : x
  2. Step 2: Convert to fraction form
    6,132.92/9,199.47 = 1,972.15/x
  3. Step 3: Cross multiply
    6,132.92x = 9,199.47 × 1,972.15
  4. Step 4: Simplify right side
    6,132.92x = 18,142,719.16
  5. Step 5: Solve for x
    x = 18,142,719.16/6,132.92
  6. Step 6: Final answer
    x = 2,958.25

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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.