Home / 8,380.12-12,570.76-2,537.18

Finding the Fourth Proportional to 8,380.12, 12,570.76 and 2,537.18

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Solution

The fourth proportional to 8,380.12, 12,570.76 and 2,537.18 is: 3,805.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,380.12 : 12,570.76 = 2,537.18 : x
  2. Step 2: Convert to fraction form
    8,380.12/12,570.76 = 2,537.18/x
  3. Step 3: Cross multiply
    8,380.12x = 12,570.76 × 2,537.18
  4. Step 4: Simplify right side
    8,380.12x = 31,894,280.86
  5. Step 5: Solve for x
    x = 31,894,280.86/8,380.12
  6. Step 6: Final answer
    x = 3,805.95

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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.