Home / 2,720.16-3,753.77-1,525.14

Finding the Fourth Proportional to 2,720.16, 3,753.77 and 1,525.14

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Solution

The fourth proportional to 2,720.16, 3,753.77 and 1,525.14 is: 2,104.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,720.16 : 3,753.77 = 1,525.14 : x
  2. Step 2: Convert to fraction form
    2,720.16/3,753.77 = 1,525.14/x
  3. Step 3: Cross multiply
    2,720.16x = 3,753.77 × 1,525.14
  4. Step 4: Simplify right side
    2,720.16x = 5,725,024.78
  5. Step 5: Solve for x
    x = 5,725,024.78/2,720.16
  6. Step 6: Final answer
    x = 2,104.66

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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.