Home / 5,010.12-6,909.75-3,754.11

Finding the Fourth Proportional to 5,010.12, 6,909.75 and 3,754.11

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Solution

The fourth proportional to 5,010.12, 6,909.75 and 3,754.11 is: 5,177.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,010.12 : 6,909.75 = 3,754.11 : x
  2. Step 2: Convert to fraction form
    5,010.12/6,909.75 = 3,754.11/x
  3. Step 3: Cross multiply
    5,010.12x = 6,909.75 × 3,754.11
  4. Step 4: Simplify right side
    5,010.12x = 25,939,961.57
  5. Step 5: Solve for x
    x = 25,939,961.57/5,010.12
  6. Step 6: Final answer
    x = 5,177.51

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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.