Home / 6,721.05-9,273.11-4,594.80

Finding the Fourth Proportional to 6,721.05, 9,273.11 and 4,594.80

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Solution

The fourth proportional to 6,721.05, 9,273.11 and 4,594.80 is: 6,339.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,721.05 : 9,273.11 = 4,594.80 : x
  2. Step 2: Convert to fraction form
    6,721.05/9,273.11 = 4,594.80/x
  3. Step 3: Cross multiply
    6,721.05x = 9,273.11 × 4,594.80
  4. Step 4: Simplify right side
    6,721.05x = 42,608,062.85
  5. Step 5: Solve for x
    x = 42,608,062.85/6,721.05
  6. Step 6: Final answer
    x = 6,339.49

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.