Home / 3,366.60-4,645.62-1,874.61

Finding the Fourth Proportional to 3,366.60, 4,645.62 and 1,874.61

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Solution

The fourth proportional to 3,366.60, 4,645.62 and 1,874.61 is: 2,586.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,366.60 : 4,645.62 = 1,874.61 : x
  2. Step 2: Convert to fraction form
    3,366.60/4,645.62 = 1,874.61/x
  3. Step 3: Cross multiply
    3,366.60x = 4,645.62 × 1,874.61
  4. Step 4: Simplify right side
    3,366.60x = 8,708,725.71
  5. Step 5: Solve for x
    x = 8,708,725.71/3,366.60
  6. Step 6: Final answer
    x = 2,586.80

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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.