Home / 3,040.07-4,195.40-1,713.69

Finding the Fourth Proportional to 3,040.07, 4,195.40 and 1,713.69

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Solution

The fourth proportional to 3,040.07, 4,195.40 and 1,713.69 is: 2,364.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,040.07 : 4,195.40 = 1,713.69 : x
  2. Step 2: Convert to fraction form
    3,040.07/4,195.40 = 1,713.69/x
  3. Step 3: Cross multiply
    3,040.07x = 4,195.40 × 1,713.69
  4. Step 4: Simplify right side
    3,040.07x = 7,189,606.46
  5. Step 5: Solve for x
    x = 7,189,606.46/3,040.07
  6. Step 6: Final answer
    x = 2,364.95

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Half scale
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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.