Home / 10,765.27-16,155.20-5,836.51

Finding the Fourth Proportional to 10,765.27, 16,155.20 and 5,836.51

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Solution

The fourth proportional to 10,765.27, 16,155.20 and 5,836.51 is: 8,758.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,765.27 : 16,155.20 = 5,836.51 : x
  2. Step 2: Convert to fraction form
    10,765.27/16,155.20 = 5,836.51/x
  3. Step 3: Cross multiply
    10,765.27x = 16,155.20 × 5,836.51
  4. Step 4: Simplify right side
    10,765.27x = 94,289,986.35
  5. Step 5: Solve for x
    x = 94,289,986.35/10,765.27
  6. Step 6: Final answer
    x = 8,758.72

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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.