Home / 2,721.03-3,755-1,526.02

Finding the Fourth Proportional to 2,721.03, 3,755 and 1,526.02

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Solution

The fourth proportional to 2,721.03, 3,755 and 1,526.02 is: 2,105.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,721.03 : 3,755 = 1,526.02 : x
  2. Step 2: Convert to fraction form
    2,721.03/3,755 = 1,526.02/x
  3. Step 3: Cross multiply
    2,721.03x = 3,755 × 1,526.02
  4. Step 4: Simplify right side
    2,721.03x = 5,730,205.10
  5. Step 5: Solve for x
    x = 5,730,205.10/2,721.03
  6. Step 6: Final answer
    x = 2,105.90

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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.