Home / 3,641.63-5,025.78-2,314.85

Finding the Fourth Proportional to 3,641.63, 5,025.78 and 2,314.85

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Solution

The fourth proportional to 3,641.63, 5,025.78 and 2,314.85 is: 3,194.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,641.63 : 5,025.78 = 2,314.85 : x
  2. Step 2: Convert to fraction form
    3,641.63/5,025.78 = 2,314.85/x
  3. Step 3: Cross multiply
    3,641.63x = 5,025.78 × 2,314.85
  4. Step 4: Simplify right side
    3,641.63x = 11,633,901.70
  5. Step 5: Solve for x
    x = 11,633,901.70/3,641.63
  6. Step 6: Final answer
    x = 3,194.70

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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.