Home / 2,853.90-3,934.98-2,382.48

Finding the Fourth Proportional to 2,853.90, 3,934.98 and 2,382.48

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Solution

The fourth proportional to 2,853.90, 3,934.98 and 2,382.48 is: 3,284.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,853.90 : 3,934.98 = 2,382.48 : x
  2. Step 2: Convert to fraction form
    2,853.90/3,934.98 = 2,382.48/x
  3. Step 3: Cross multiply
    2,853.90x = 3,934.98 × 2,382.48
  4. Step 4: Simplify right side
    2,853.90x = 9,375,011.15
  5. Step 5: Solve for x
    x = 9,375,011.15/2,853.90
  6. Step 6: Final answer
    x = 3,284.98

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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.