Home / 3,910.32-5,864.85-1,446.30

Finding the Fourth Proportional to 3,910.32, 5,864.85 and 1,446.30

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Solution

The fourth proportional to 3,910.32, 5,864.85 and 1,446.30 is: 2,169.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,910.32 : 5,864.85 = 1,446.30 : x
  2. Step 2: Convert to fraction form
    3,910.32/5,864.85 = 1,446.30/x
  3. Step 3: Cross multiply
    3,910.32x = 5,864.85 × 1,446.30
  4. Step 4: Simplify right side
    3,910.32x = 8,482,332.56
  5. Step 5: Solve for x
    x = 8,482,332.56/3,910.32
  6. Step 6: Final answer
    x = 2,169.22

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1.5x scale

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.