Home / 6,441.11-9,660.51-2,930.29

Finding the Fourth Proportional to 6,441.11, 9,660.51 and 2,930.29

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Solution

The fourth proportional to 6,441.11, 9,660.51 and 2,930.29 is: 4,394.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,441.11 : 9,660.51 = 2,930.29 : x
  2. Step 2: Convert to fraction form
    6,441.11/9,660.51 = 2,930.29/x
  3. Step 3: Cross multiply
    6,441.11x = 9,660.51 × 2,930.29
  4. Step 4: Simplify right side
    6,441.11x = 28,308,095.85
  5. Step 5: Solve for x
    x = 28,308,095.85/6,441.11
  6. Step 6: Final answer
    x = 4,394.91

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1.5x scale

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.