Home / 8,176.55-12,264.01-2,630.07

Finding the Fourth Proportional to 8,176.55, 12,264.01 and 2,630.07

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Solution

The fourth proportional to 8,176.55, 12,264.01 and 2,630.07 is: 3,944.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,176.55 : 12,264.01 = 2,630.07 : x
  2. Step 2: Convert to fraction form
    8,176.55/12,264.01 = 2,630.07/x
  3. Step 3: Cross multiply
    8,176.55x = 12,264.01 × 2,630.07
  4. Step 4: Simplify right side
    8,176.55x = 32,255,198.21
  5. Step 5: Solve for x
    x = 32,255,198.21/8,176.55
  6. Step 6: Final answer
    x = 3,944.84

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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.