Home / 3,039.90-4,195.29-1,713.72

Finding the Fourth Proportional to 3,039.90, 4,195.29 and 1,713.72

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Solution

The fourth proportional to 3,039.90, 4,195.29 and 1,713.72 is: 2,365.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,039.90 : 4,195.29 = 1,713.72 : x
  2. Step 2: Convert to fraction form
    3,039.90/4,195.29 = 1,713.72/x
  3. Step 3: Cross multiply
    3,039.90x = 4,195.29 × 1,713.72
  4. Step 4: Simplify right side
    3,039.90x = 7,189,552.38
  5. Step 5: Solve for x
    x = 7,189,552.38/3,039.90
  6. Step 6: Final answer
    x = 2,365.06

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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.