Home / 10,154.43-15,232.09-3,580.67

Finding the Fourth Proportional to 10,154.43, 15,232.09 and 3,580.67

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Solution

The fourth proportional to 10,154.43, 15,232.09 and 3,580.67 is: 5,371.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,154.43 : 15,232.09 = 3,580.67 : x
  2. Step 2: Convert to fraction form
    10,154.43/15,232.09 = 3,580.67/x
  3. Step 3: Cross multiply
    10,154.43x = 15,232.09 × 3,580.67
  4. Step 4: Simplify right side
    10,154.43x = 54,541,087.70
  5. Step 5: Solve for x
    x = 54,541,087.70/10,154.43
  6. Step 6: Final answer
    x = 5,371.16

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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.