Home / 10,874.22-16,302.12-4,305.04

Finding the Fourth Proportional to 10,874.22, 16,302.12 and 4,305.04

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Solution

The fourth proportional to 10,874.22, 16,302.12 and 4,305.04 is: 6,453.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,874.22 : 16,302.12 = 4,305.04 : x
  2. Step 2: Convert to fraction form
    10,874.22/16,302.12 = 4,305.04/x
  3. Step 3: Cross multiply
    10,874.22x = 16,302.12 × 4,305.04
  4. Step 4: Simplify right side
    10,874.22x = 70,181,278.68
  5. Step 5: Solve for x
    x = 70,181,278.68/10,874.22
  6. Step 6: Final answer
    x = 6,453.91

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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.