Home / 3,853.17-5,314.41-2,794.91

Finding the Fourth Proportional to 3,853.17, 5,314.41 and 2,794.91

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Solution

The fourth proportional to 3,853.17, 5,314.41 and 2,794.91 is: 3,854.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,853.17 : 5,314.41 = 2,794.91 : x
  2. Step 2: Convert to fraction form
    3,853.17/5,314.41 = 2,794.91/x
  3. Step 3: Cross multiply
    3,853.17x = 5,314.41 × 2,794.91
  4. Step 4: Simplify right side
    3,853.17x = 14,853,271.08
  5. Step 5: Solve for x
    x = 14,853,271.08/3,853.17
  6. Step 6: Final answer
    x = 3,854.82

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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.