Home / 10,199.76-15,298.20-3,273.36

Finding the Fourth Proportional to 10,199.76, 15,298.20 and 3,273.36

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Solution

The fourth proportional to 10,199.76, 15,298.20 and 3,273.36 is: 4,909.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,199.76 : 15,298.20 = 3,273.36 : x
  2. Step 2: Convert to fraction form
    10,199.76/15,298.20 = 3,273.36/x
  3. Step 3: Cross multiply
    10,199.76x = 15,298.20 × 3,273.36
  4. Step 4: Simplify right side
    10,199.76x = 50,076,515.95
  5. Step 5: Solve for x
    x = 50,076,515.95/10,199.76
  6. Step 6: Final answer
    x = 4,909.58

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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.