Home / 10,176.20-15,259.02-3,249.80

Finding the Fourth Proportional to 10,176.20, 15,259.02 and 3,249.80

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Solution

The fourth proportional to 10,176.20, 15,259.02 and 3,249.80 is: 4,873.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,176.20 : 15,259.02 = 3,249.80 : x
  2. Step 2: Convert to fraction form
    10,176.20/15,259.02 = 3,249.80/x
  3. Step 3: Cross multiply
    10,176.20x = 15,259.02 × 3,249.80
  4. Step 4: Simplify right side
    10,176.20x = 49,588,763.20
  5. Step 5: Solve for x
    x = 49,588,763.20/10,176.20
  6. Step 6: Final answer
    x = 4,873.01

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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.