Home / 8,266.10-12,397.95-2,422.10

Finding the Fourth Proportional to 8,266.10, 12,397.95 and 2,422.10

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Solution

The fourth proportional to 8,266.10, 12,397.95 and 2,422.10 is: 3,632.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,266.10 : 12,397.95 = 2,422.10 : x
  2. Step 2: Convert to fraction form
    8,266.10/12,397.95 = 2,422.10/x
  3. Step 3: Cross multiply
    8,266.10x = 12,397.95 × 2,422.10
  4. Step 4: Simplify right side
    8,266.10x = 30,029,074.70
  5. Step 5: Solve for x
    x = 30,029,074.70/8,266.10
  6. Step 6: Final answer
    x = 3,632.80

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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.