Home / 11,147.99-16,722.90-5,598.48

Finding the Fourth Proportional to 11,147.99, 16,722.90 and 5,598.48

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Solution

The fourth proportional to 11,147.99, 16,722.90 and 5,598.48 is: 8,398.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,147.99 : 16,722.90 = 5,598.48 : x
  2. Step 2: Convert to fraction form
    11,147.99/16,722.90 = 5,598.48/x
  3. Step 3: Cross multiply
    11,147.99x = 16,722.90 × 5,598.48
  4. Step 4: Simplify right side
    11,147.99x = 93,622,793.20
  5. Step 5: Solve for x
    x = 93,622,793.20/11,147.99
  6. Step 6: Final answer
    x = 8,398.18

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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.