Home / 8,176.68-12,265.24-2,630.58

Finding the Fourth Proportional to 8,176.68, 12,265.24 and 2,630.58

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Solution

The fourth proportional to 8,176.68, 12,265.24 and 2,630.58 is: 3,945.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,176.68 : 12,265.24 = 2,630.58 : x
  2. Step 2: Convert to fraction form
    8,176.68/12,265.24 = 2,630.58/x
  3. Step 3: Cross multiply
    8,176.68x = 12,265.24 × 2,630.58
  4. Step 4: Simplify right side
    8,176.68x = 32,264,695.04
  5. Step 5: Solve for x
    x = 32,264,695.04/8,176.68
  6. Step 6: Final answer
    x = 3,945.94

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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.