Home / 5,449.26-8,166.69-1,983.18

Finding the Fourth Proportional to 5,449.26, 8,166.69 and 1,983.18

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Solution

The fourth proportional to 5,449.26, 8,166.69 and 1,983.18 is: 2,972.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,449.26 : 8,166.69 = 1,983.18 : x
  2. Step 2: Convert to fraction form
    5,449.26/8,166.69 = 1,983.18/x
  3. Step 3: Cross multiply
    5,449.26x = 8,166.69 × 1,983.18
  4. Step 4: Simplify right side
    5,449.26x = 16,196,016.27
  5. Step 5: Solve for x
    x = 16,196,016.27/5,449.26
  6. Step 6: Final answer
    x = 2,972.15

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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.