Home / 5,447.30-8,160.01-4,610.78

Finding the Fourth Proportional to 5,447.30, 8,160.01 and 4,610.78

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Solution

The fourth proportional to 5,447.30, 8,160.01 and 4,610.78 is: 6,906.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,447.30 : 8,160.01 = 4,610.78 : x
  2. Step 2: Convert to fraction form
    5,447.30/8,160.01 = 4,610.78/x
  3. Step 3: Cross multiply
    5,447.30x = 8,160.01 × 4,610.78
  4. Step 4: Simplify right side
    5,447.30x = 37,624,010.91
  5. Step 5: Solve for x
    x = 37,624,010.91/5,447.30
  6. Step 6: Final answer
    x = 6,906.91

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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.