Home / 10,549.05-15,824.39-3,152.94

Finding the Fourth Proportional to 10,549.05, 15,824.39 and 3,152.94

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Solution

The fourth proportional to 10,549.05, 15,824.39 and 3,152.94 is: 4,729.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,549.05 : 15,824.39 = 3,152.94 : x
  2. Step 2: Convert to fraction form
    10,549.05/15,824.39 = 3,152.94/x
  3. Step 3: Cross multiply
    10,549.05x = 15,824.39 × 3,152.94
  4. Step 4: Simplify right side
    10,549.05x = 49,893,352.21
  5. Step 5: Solve for x
    x = 49,893,352.21/10,549.05
  6. Step 6: Final answer
    x = 4,729.65

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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.