Home / 8,244.19-11,377.12-5,890.33

Finding the Fourth Proportional to 8,244.19, 11,377.12 and 5,890.33

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Solution

The fourth proportional to 8,244.19, 11,377.12 and 5,890.33 is: 8,128.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,244.19 : 11,377.12 = 5,890.33 : x
  2. Step 2: Convert to fraction form
    8,244.19/11,377.12 = 5,890.33/x
  3. Step 3: Cross multiply
    8,244.19x = 11,377.12 × 5,890.33
  4. Step 4: Simplify right side
    8,244.19x = 67,014,948.08
  5. Step 5: Solve for x
    x = 67,014,948.08/8,244.19
  6. Step 6: Final answer
    x = 8,128.75

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Half scale
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Double scale
Find fourth proportional to 8,245.19, 11,378.50 and 5,891.33
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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.