Home / 5,610.72-8,416.14-2,836.80

Finding the Fourth Proportional to 5,610.72, 8,416.14 and 2,836.80

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Solution

The fourth proportional to 5,610.72, 8,416.14 and 2,836.80 is: 4,255.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,610.72 : 8,416.14 = 2,836.80 : x
  2. Step 2: Convert to fraction form
    5,610.72/8,416.14 = 2,836.80/x
  3. Step 3: Cross multiply
    5,610.72x = 8,416.14 × 2,836.80
  4. Step 4: Simplify right side
    5,610.72x = 23,874,905.95
  5. Step 5: Solve for x
    x = 23,874,905.95/5,610.72
  6. Step 6: Final answer
    x = 4,255.23

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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.