Home / 10,169.88-15,244.38-5,777.96

Finding the Fourth Proportional to 10,169.88, 15,244.38 and 5,777.96

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Solution

The fourth proportional to 10,169.88, 15,244.38 and 5,777.96 is: 8,661.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,169.88 : 15,244.38 = 5,777.96 : x
  2. Step 2: Convert to fraction form
    10,169.88/15,244.38 = 5,777.96/x
  3. Step 3: Cross multiply
    10,169.88x = 15,244.38 × 5,777.96
  4. Step 4: Simplify right side
    10,169.88x = 88,081,417.86
  5. Step 5: Solve for x
    x = 88,081,417.86/10,169.88
  6. Step 6: Final answer
    x = 8,661.01

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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.