Home / 3,381.18-4,663.68-3,102.33

Finding the Fourth Proportional to 3,381.18, 4,663.68 and 3,102.33

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Solution

The fourth proportional to 3,381.18, 4,663.68 and 3,102.33 is: 4,279.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,381.18 : 4,663.68 = 3,102.33 : x
  2. Step 2: Convert to fraction form
    3,381.18/4,663.68 = 3,102.33/x
  3. Step 3: Cross multiply
    3,381.18x = 4,663.68 × 3,102.33
  4. Step 4: Simplify right side
    3,381.18x = 14,468,280.23
  5. Step 5: Solve for x
    x = 14,468,280.23/3,381.18
  6. Step 6: Final answer
    x = 4,279.07

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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.