Home / 6,329.72-9,494.60-1,947.15

Finding the Fourth Proportional to 6,329.72, 9,494.60 and 1,947.15

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Solution

The fourth proportional to 6,329.72, 9,494.60 and 1,947.15 is: 2,920.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,329.72 : 9,494.60 = 1,947.15 : x
  2. Step 2: Convert to fraction form
    6,329.72/9,494.60 = 1,947.15/x
  3. Step 3: Cross multiply
    6,329.72x = 9,494.60 × 1,947.15
  4. Step 4: Simplify right side
    6,329.72x = 18,487,400.65
  5. Step 5: Solve for x
    x = 18,487,400.65/6,329.72
  6. Step 6: Final answer
    x = 2,920.73

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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.