Home / 3,040.20-4,195.16-1,713.65

Finding the Fourth Proportional to 3,040.20, 4,195.16 and 1,713.65

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Solution

The fourth proportional to 3,040.20, 4,195.16 and 1,713.65 is: 2,364.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,040.20 : 4,195.16 = 1,713.65 : x
  2. Step 2: Convert to fraction form
    3,040.20/4,195.16 = 1,713.65/x
  3. Step 3: Cross multiply
    3,040.20x = 4,195.16 × 1,713.65
  4. Step 4: Simplify right side
    3,040.20x = 7,189,006.39
  5. Step 5: Solve for x
    x = 7,189,006.39/3,040.20
  6. Step 6: Final answer
    x = 2,364.65

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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.