Home / 3,743.48-5,160.30-2,560.88

Finding the Fourth Proportional to 3,743.48, 5,160.30 and 2,560.88

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Solution

The fourth proportional to 3,743.48, 5,160.30 and 2,560.88 is: 3,530.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,743.48 : 5,160.30 = 2,560.88 : x
  2. Step 2: Convert to fraction form
    3,743.48/5,160.30 = 2,560.88/x
  3. Step 3: Cross multiply
    3,743.48x = 5,160.30 × 2,560.88
  4. Step 4: Simplify right side
    3,743.48x = 13,214,909.06
  5. Step 5: Solve for x
    x = 13,214,909.06/3,743.48
  6. Step 6: Final answer
    x = 3,530.11

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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.