Home / 4,314.88-6,471.68-1,236.48

Finding the Fourth Proportional to 4,314.88, 6,471.68 and 1,236.48

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Solution

The fourth proportional to 4,314.88, 6,471.68 and 1,236.48 is: 1,854.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,314.88 : 6,471.68 = 1,236.48 : x
  2. Step 2: Convert to fraction form
    4,314.88/6,471.68 = 1,236.48/x
  3. Step 3: Cross multiply
    4,314.88x = 6,471.68 × 1,236.48
  4. Step 4: Simplify right side
    4,314.88x = 8,002,102.89
  5. Step 5: Solve for x
    x = 8,002,102.89/4,314.88
  6. Step 6: Final answer
    x = 1,854.54

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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.