Home / 8,418.13-12,627.26-3,736.88

Finding the Fourth Proportional to 8,418.13, 12,627.26 and 3,736.88

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Solution

The fourth proportional to 8,418.13, 12,627.26 and 3,736.88 is: 5,605.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,418.13 : 12,627.26 = 3,736.88 : x
  2. Step 2: Convert to fraction form
    8,418.13/12,627.26 = 3,736.88/x
  3. Step 3: Cross multiply
    8,418.13x = 12,627.26 × 3,736.88
  4. Step 4: Simplify right side
    8,418.13x = 47,186,596.26
  5. Step 5: Solve for x
    x = 47,186,596.26/8,418.13
  6. Step 6: Final answer
    x = 5,605.35

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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.