Home / 5,545.38-8,317.10-1,847.18

Finding the Fourth Proportional to 5,545.38, 8,317.10 and 1,847.18

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Solution

The fourth proportional to 5,545.38, 8,317.10 and 1,847.18 is: 2,770.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,545.38 : 8,317.10 = 1,847.18 : x
  2. Step 2: Convert to fraction form
    5,545.38/8,317.10 = 1,847.18/x
  3. Step 3: Cross multiply
    5,545.38x = 8,317.10 × 1,847.18
  4. Step 4: Simplify right side
    5,545.38x = 15,363,180.78
  5. Step 5: Solve for x
    x = 15,363,180.78/5,545.38
  6. Step 6: Final answer
    x = 2,770.45

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Half scale
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Double scale
Find fourth proportional to 5,546.38, 8,318.60 and 1,848.18
Similar ratio
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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.