Home / 10,298.49-15,442.20-3,276.60

Finding the Fourth Proportional to 10,298.49, 15,442.20 and 3,276.60

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Solution

The fourth proportional to 10,298.49, 15,442.20 and 3,276.60 is: 4,913.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,298.49 : 15,442.20 = 3,276.60 : x
  2. Step 2: Convert to fraction form
    10,298.49/15,442.20 = 3,276.60/x
  3. Step 3: Cross multiply
    10,298.49x = 15,442.20 × 3,276.60
  4. Step 4: Simplify right side
    10,298.49x = 50,597,912.52
  5. Step 5: Solve for x
    x = 50,597,912.52/10,298.49
  6. Step 6: Final answer
    x = 4,913.14

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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.