Home / 6,445.71-9,667.17-2,285.85

Finding the Fourth Proportional to 6,445.71, 9,667.17 and 2,285.85

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Solution

The fourth proportional to 6,445.71, 9,667.17 and 2,285.85 is: 3,428.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,445.71 : 9,667.17 = 2,285.85 : x
  2. Step 2: Convert to fraction form
    6,445.71/9,667.17 = 2,285.85/x
  3. Step 3: Cross multiply
    6,445.71x = 9,667.17 × 2,285.85
  4. Step 4: Simplify right side
    6,445.71x = 22,097,736.80
  5. Step 5: Solve for x
    x = 22,097,736.80/6,445.71
  6. Step 6: Final answer
    x = 3,428.29

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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.