Home / 3,040.47-4,190.91-2,376.15

Finding the Fourth Proportional to 3,040.47, 4,190.91 and 2,376.15

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Solution

The fourth proportional to 3,040.47, 4,190.91 and 2,376.15 is: 3,275.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,040.47 : 4,190.91 = 2,376.15 : x
  2. Step 2: Convert to fraction form
    3,040.47/4,190.91 = 2,376.15/x
  3. Step 3: Cross multiply
    3,040.47x = 4,190.91 × 2,376.15
  4. Step 4: Simplify right side
    3,040.47x = 9,958,230.80
  5. Step 5: Solve for x
    x = 9,958,230.80/3,040.47
  6. Step 6: Final answer
    x = 3,275.23

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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.