Home / 10,765.46-16,150.54-4,521.92

Finding the Fourth Proportional to 10,765.46, 16,150.54 and 4,521.92

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Solution

The fourth proportional to 10,765.46, 16,150.54 and 4,521.92 is: 6,783.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,765.46 : 16,150.54 = 4,521.92 : x
  2. Step 2: Convert to fraction form
    10,765.46/16,150.54 = 4,521.92/x
  3. Step 3: Cross multiply
    10,765.46x = 16,150.54 × 4,521.92
  4. Step 4: Simplify right side
    10,765.46x = 73,031,357.78
  5. Step 5: Solve for x
    x = 73,031,357.78/10,765.46
  6. Step 6: Final answer
    x = 6,783.86

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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.