Home / 3,017.13-4,522.65-1,979.22

Finding the Fourth Proportional to 3,017.13, 4,522.65 and 1,979.22

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Solution

The fourth proportional to 3,017.13, 4,522.65 and 1,979.22 is: 2,966.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,017.13 : 4,522.65 = 1,979.22 : x
  2. Step 2: Convert to fraction form
    3,017.13/4,522.65 = 1,979.22/x
  3. Step 3: Cross multiply
    3,017.13x = 4,522.65 × 1,979.22
  4. Step 4: Simplify right side
    3,017.13x = 8,951,319.33
  5. Step 5: Solve for x
    x = 8,951,319.33/3,017.13
  6. Step 6: Final answer
    x = 2,966.83

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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.