Home / 3,243.60-4,864.86-2,514.60

Finding the Fourth Proportional to 3,243.60, 4,864.86 and 2,514.60

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Solution

The fourth proportional to 3,243.60, 4,864.86 and 2,514.60 is: 3,771.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,243.60 : 4,864.86 = 2,514.60 : x
  2. Step 2: Convert to fraction form
    3,243.60/4,864.86 = 2,514.60/x
  3. Step 3: Cross multiply
    3,243.60x = 4,864.86 × 2,514.60
  4. Step 4: Simplify right side
    3,243.60x = 12,233,176.96
  5. Step 5: Solve for x
    x = 12,233,176.96/3,243.60
  6. Step 6: Final answer
    x = 3,771.48

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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.