Home / 4,471.20-6,707.52-1,874.16

Finding the Fourth Proportional to 4,471.20, 6,707.52 and 1,874.16

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Solution

The fourth proportional to 4,471.20, 6,707.52 and 1,874.16 is: 2,811.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,471.20 : 6,707.52 = 1,874.16 : x
  2. Step 2: Convert to fraction form
    4,471.20/6,707.52 = 1,874.16/x
  3. Step 3: Cross multiply
    4,471.20x = 6,707.52 × 1,874.16
  4. Step 4: Simplify right side
    4,471.20x = 12,570,965.68
  5. Step 5: Solve for x
    x = 12,570,965.68/4,471.20
  6. Step 6: Final answer
    x = 2,811.54

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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.