Home / 5,683.41-7,843.50-3,445.38

Finding the Fourth Proportional to 5,683.41, 7,843.50 and 3,445.38

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Solution

The fourth proportional to 5,683.41, 7,843.50 and 3,445.38 is: 4,754.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,683.41 : 7,843.50 = 3,445.38 : x
  2. Step 2: Convert to fraction form
    5,683.41/7,843.50 = 3,445.38/x
  3. Step 3: Cross multiply
    5,683.41x = 7,843.50 × 3,445.38
  4. Step 4: Simplify right side
    5,683.41x = 27,023,838.03
  5. Step 5: Solve for x
    x = 27,023,838.03/5,683.41
  6. Step 6: Final answer
    x = 4,754.86

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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.