Home / 4,864.56-7,290.68-3,108.88

Finding the Fourth Proportional to 4,864.56, 7,290.68 and 3,108.88

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Solution

The fourth proportional to 4,864.56, 7,290.68 and 3,108.88 is: 4,659.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,864.56 : 7,290.68 = 3,108.88 : x
  2. Step 2: Convert to fraction form
    4,864.56/7,290.68 = 3,108.88/x
  3. Step 3: Cross multiply
    4,864.56x = 7,290.68 × 3,108.88
  4. Step 4: Simplify right side
    4,864.56x = 22,665,833.69
  5. Step 5: Solve for x
    x = 22,665,833.69/4,864.56
  6. Step 6: Final answer
    x = 4,659.38

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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.