Home / 3,366.12-4,645.20-1,874.00

Finding the Fourth Proportional to 3,366.12, 4,645.20 and 1,874.00

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Solution

The fourth proportional to 3,366.12, 4,645.20 and 1,874.00 is: 2,586.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,366.12 : 4,645.20 = 1,874.00 : x
  2. Step 2: Convert to fraction form
    3,366.12/4,645.20 = 1,874.00/x
  3. Step 3: Cross multiply
    3,366.12x = 4,645.20 × 1,874.00
  4. Step 4: Simplify right side
    3,366.12x = 8,705,081.57
  5. Step 5: Solve for x
    x = 8,705,081.57/3,366.12
  6. Step 6: Final answer
    x = 2,586.09

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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.