Home / 10,882.44-16,323.36-7,316.40

Finding the Fourth Proportional to 10,882.44, 16,323.36 and 7,316.40

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Solution

The fourth proportional to 10,882.44, 16,323.36 and 7,316.40 is: 10,974.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,882.44 : 16,323.36 = 7,316.40 : x
  2. Step 2: Convert to fraction form
    10,882.44/16,323.36 = 7,316.40/x
  3. Step 3: Cross multiply
    10,882.44x = 16,323.36 × 7,316.40
  4. Step 4: Simplify right side
    10,882.44x = 119,428,231.10
  5. Step 5: Solve for x
    x = 119,428,231.10/10,882.44
  6. Step 6: Final answer
    x = 10,974.40

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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.