Home / 10,241.06-15,359.16-2,845.76

Finding the Fourth Proportional to 10,241.06, 15,359.16 and 2,845.76

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Solution

The fourth proportional to 10,241.06, 15,359.16 and 2,845.76 is: 4,267.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,241.06 : 15,359.16 = 2,845.76 : x
  2. Step 2: Convert to fraction form
    10,241.06/15,359.16 = 2,845.76/x
  3. Step 3: Cross multiply
    10,241.06x = 15,359.16 × 2,845.76
  4. Step 4: Simplify right side
    10,241.06x = 43,708,483.16
  5. Step 5: Solve for x
    x = 43,708,483.16/10,241.06
  6. Step 6: Final answer
    x = 4,267.96

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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.