Home / 3,381.01-4,663.22-2,909.71

Finding the Fourth Proportional to 3,381.01, 4,663.22 and 2,909.71

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Solution

The fourth proportional to 3,381.01, 4,663.22 and 2,909.71 is: 4,013.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,381.01 : 4,663.22 = 2,909.71 : x
  2. Step 2: Convert to fraction form
    3,381.01/4,663.22 = 2,909.71/x
  3. Step 3: Cross multiply
    3,381.01x = 4,663.22 × 2,909.71
  4. Step 4: Simplify right side
    3,381.01x = 13,568,599.28
  5. Step 5: Solve for x
    x = 13,568,599.28/3,381.01
  6. Step 6: Final answer
    x = 4,013.18

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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.