Home / 2,204.07-3,306.29-722.72

Finding the Fourth Proportional to 2,204.07, 3,306.29 and 722.72

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Solution

The fourth proportional to 2,204.07, 3,306.29 and 722.72 is: 1,084.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,204.07 : 3,306.29 = 722.72 : x
  2. Step 2: Convert to fraction form
    2,204.07/3,306.29 = 722.72/x
  3. Step 3: Cross multiply
    2,204.07x = 3,306.29 × 722.72
  4. Step 4: Simplify right side
    2,204.07x = 2,389,501.76
  5. Step 5: Solve for x
    x = 2,389,501.76/2,204.07
  6. Step 6: Final answer
    x = 1,084.13

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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.