Home / 3,826.95-5,281.15-2,314.58

Finding the Fourth Proportional to 3,826.95, 5,281.15 and 2,314.58

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Solution

The fourth proportional to 3,826.95, 5,281.15 and 2,314.58 is: 3,194.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,826.95 : 5,281.15 = 2,314.58 : x
  2. Step 2: Convert to fraction form
    3,826.95/5,281.15 = 2,314.58/x
  3. Step 3: Cross multiply
    3,826.95x = 5,281.15 × 2,314.58
  4. Step 4: Simplify right side
    3,826.95x = 12,223,616.31
  5. Step 5: Solve for x
    x = 12,223,616.31/3,826.95
  6. Step 6: Final answer
    x = 3,194.09

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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.