Home / 8,148.26-12,224.55-2,954.90

Finding the Fourth Proportional to 8,148.26, 12,224.55 and 2,954.90

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Solution

The fourth proportional to 8,148.26, 12,224.55 and 2,954.90 is: 4,433.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,148.26 : 12,224.55 = 2,954.90 : x
  2. Step 2: Convert to fraction form
    8,148.26/12,224.55 = 2,954.90/x
  3. Step 3: Cross multiply
    8,148.26x = 12,224.55 × 2,954.90
  4. Step 4: Simplify right side
    8,148.26x = 36,122,322.80
  5. Step 5: Solve for x
    x = 36,122,322.80/8,148.26
  6. Step 6: Final answer
    x = 4,433.13

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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.