Home / 2,720.60-3,753.53-1,525.41

Finding the Fourth Proportional to 2,720.60, 3,753.53 and 1,525.41

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Solution

The fourth proportional to 2,720.60, 3,753.53 and 1,525.41 is: 2,104.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,720.60 : 3,753.53 = 1,525.41 : x
  2. Step 2: Convert to fraction form
    2,720.60/3,753.53 = 1,525.41/x
  3. Step 3: Cross multiply
    2,720.60x = 3,753.53 × 1,525.41
  4. Step 4: Simplify right side
    2,720.60x = 5,725,664.57
  5. Step 5: Solve for x
    x = 5,725,664.57/2,720.60
  6. Step 6: Final answer
    x = 2,104.56

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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.