Home / 3,279.47-4,523.34-3,170.99

Finding the Fourth Proportional to 3,279.47, 4,523.34 and 3,170.99

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Solution

The fourth proportional to 3,279.47, 4,523.34 and 3,170.99 is: 4,373.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,279.47 : 4,523.34 = 3,170.99 : x
  2. Step 2: Convert to fraction form
    3,279.47/4,523.34 = 3,170.99/x
  3. Step 3: Cross multiply
    3,279.47x = 4,523.34 × 3,170.99
  4. Step 4: Simplify right side
    3,279.47x = 14,343,443.29
  5. Step 5: Solve for x
    x = 14,343,443.29/3,279.47
  6. Step 6: Final answer
    x = 4,373.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.