Home / 8,162.80-12,244.03-2,616.16

Finding the Fourth Proportional to 8,162.80, 12,244.03 and 2,616.16

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Solution

The fourth proportional to 8,162.80, 12,244.03 and 2,616.16 is: 3,924.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,162.80 : 12,244.03 = 2,616.16 : x
  2. Step 2: Convert to fraction form
    8,162.80/12,244.03 = 2,616.16/x
  3. Step 3: Cross multiply
    8,162.80x = 12,244.03 × 2,616.16
  4. Step 4: Simplify right side
    8,162.80x = 32,032,341.52
  5. Step 5: Solve for x
    x = 32,032,341.52/8,162.80
  6. Step 6: Final answer
    x = 3,924.19

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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.