Home / 2,381.11-3,572.67-1,339.84

Finding the Fourth Proportional to 2,381.11, 3,572.67 and 1,339.84

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Solution

The fourth proportional to 2,381.11, 3,572.67 and 1,339.84 is: 2,010.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,381.11 : 3,572.67 = 1,339.84 : x
  2. Step 2: Convert to fraction form
    2,381.11/3,572.67 = 1,339.84/x
  3. Step 3: Cross multiply
    2,381.11x = 3,572.67 × 1,339.84
  4. Step 4: Simplify right side
    2,381.11x = 4,786,806.17
  5. Step 5: Solve for x
    x = 4,786,806.17/2,381.11
  6. Step 6: Final answer
    x = 2,010.33

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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.