Home / 10,650.12-15,977.24-4,806.74

Finding the Fourth Proportional to 10,650.12, 15,977.24 and 4,806.74

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Solution

The fourth proportional to 10,650.12, 15,977.24 and 4,806.74 is: 7,211.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,650.12 : 15,977.24 = 4,806.74 : x
  2. Step 2: Convert to fraction form
    10,650.12/15,977.24 = 4,806.74/x
  3. Step 3: Cross multiply
    10,650.12x = 15,977.24 × 4,806.74
  4. Step 4: Simplify right side
    10,650.12x = 76,798,438.60
  5. Step 5: Solve for x
    x = 76,798,438.60/10,650.12
  6. Step 6: Final answer
    x = 7,211.04

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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.