Home / 10,346.44-15,520.64-2,951.95

Finding the Fourth Proportional to 10,346.44, 15,520.64 and 2,951.95

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Solution

The fourth proportional to 10,346.44, 15,520.64 and 2,951.95 is: 4,428.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,346.44 : 15,520.64 = 2,951.95 : x
  2. Step 2: Convert to fraction form
    10,346.44/15,520.64 = 2,951.95/x
  3. Step 3: Cross multiply
    10,346.44x = 15,520.64 × 2,951.95
  4. Step 4: Simplify right side
    10,346.44x = 45,816,153.25
  5. Step 5: Solve for x
    x = 45,816,153.25/10,346.44
  6. Step 6: Final answer
    x = 4,428.20

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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.