Home / 3,759.36-5,190.02-2,502.13

Finding the Fourth Proportional to 3,759.36, 5,190.02 and 2,502.13

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Solution

The fourth proportional to 3,759.36, 5,190.02 and 2,502.13 is: 3,454.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,759.36 : 5,190.02 = 2,502.13 : x
  2. Step 2: Convert to fraction form
    3,759.36/5,190.02 = 2,502.13/x
  3. Step 3: Cross multiply
    3,759.36x = 5,190.02 × 2,502.13
  4. Step 4: Simplify right side
    3,759.36x = 12,986,104.74
  5. Step 5: Solve for x
    x = 12,986,104.74/3,759.36
  6. Step 6: Final answer
    x = 3,454.34

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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.