Home / 10,719.76-16,097.43-7,232.20

Finding the Fourth Proportional to 10,719.76, 16,097.43 and 7,232.20

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Solution

The fourth proportional to 10,719.76, 16,097.43 and 7,232.20 is: 10,860.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,719.76 : 16,097.43 = 7,232.20 : x
  2. Step 2: Convert to fraction form
    10,719.76/16,097.43 = 7,232.20/x
  3. Step 3: Cross multiply
    10,719.76x = 16,097.43 × 7,232.20
  4. Step 4: Simplify right side
    10,719.76x = 116,419,833.25
  5. Step 5: Solve for x
    x = 116,419,833.25/10,719.76
  6. Step 6: Final answer
    x = 10,860.30

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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.