Home / 10,226.06-15,339.43-2,829.90

Finding the Fourth Proportional to 10,226.06, 15,339.43 and 2,829.90

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Solution

The fourth proportional to 10,226.06, 15,339.43 and 2,829.90 is: 4,244.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,226.06 : 15,339.43 = 2,829.90 : x
  2. Step 2: Convert to fraction form
    10,226.06/15,339.43 = 2,829.90/x
  3. Step 3: Cross multiply
    10,226.06x = 15,339.43 × 2,829.90
  4. Step 4: Simplify right side
    10,226.06x = 43,409,052.96
  5. Step 5: Solve for x
    x = 43,409,052.96/10,226.06
  6. Step 6: Final answer
    x = 4,244.94

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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.