Home / 10,235.66-15,321.74-5,544.03

Finding the Fourth Proportional to 10,235.66, 15,321.74 and 5,544.03

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Solution

The fourth proportional to 10,235.66, 15,321.74 and 5,544.03 is: 8,298.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,235.66 : 15,321.74 = 5,544.03 : x
  2. Step 2: Convert to fraction form
    10,235.66/15,321.74 = 5,544.03/x
  3. Step 3: Cross multiply
    10,235.66x = 15,321.74 × 5,544.03
  4. Step 4: Simplify right side
    10,235.66x = 84,944,158.49
  5. Step 5: Solve for x
    x = 84,944,158.49/10,235.66
  6. Step 6: Final answer
    x = 8,298.85

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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.