Home / 10,097.96-15,149.40-3,524.20

Finding the Fourth Proportional to 10,097.96, 15,149.40 and 3,524.20

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Solution

The fourth proportional to 10,097.96, 15,149.40 and 3,524.20 is: 5,287.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,097.96 : 15,149.40 = 3,524.20 : x
  2. Step 2: Convert to fraction form
    10,097.96/15,149.40 = 3,524.20/x
  3. Step 3: Cross multiply
    10,097.96x = 15,149.40 × 3,524.20
  4. Step 4: Simplify right side
    10,097.96x = 53,389,515.48
  5. Step 5: Solve for x
    x = 53,389,515.48/10,097.96
  6. Step 6: Final answer
    x = 5,287.16

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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.