Home / 4,240.60-6,360.84-1,641.70

Finding the Fourth Proportional to 4,240.60, 6,360.84 and 1,641.70

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Solution

The fourth proportional to 4,240.60, 6,360.84 and 1,641.70 is: 2,462.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,240.60 : 6,360.84 = 1,641.70 : x
  2. Step 2: Convert to fraction form
    4,240.60/6,360.84 = 1,641.70/x
  3. Step 3: Cross multiply
    4,240.60x = 6,360.84 × 1,641.70
  4. Step 4: Simplify right side
    4,240.60x = 10,442,591.03
  5. Step 5: Solve for x
    x = 10,442,591.03/4,240.60
  6. Step 6: Final answer
    x = 2,462.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.