Home / 5,443.19-7,511.60-2,959.19

Finding the Fourth Proportional to 5,443.19, 7,511.60 and 2,959.19

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Solution

The fourth proportional to 5,443.19, 7,511.60 and 2,959.19 is: 4,083.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,443.19 : 7,511.60 = 2,959.19 : x
  2. Step 2: Convert to fraction form
    5,443.19/7,511.60 = 2,959.19/x
  3. Step 3: Cross multiply
    5,443.19x = 7,511.60 × 2,959.19
  4. Step 4: Simplify right side
    5,443.19x = 22,228,251.60
  5. Step 5: Solve for x
    x = 22,228,251.60/5,443.19
  6. Step 6: Final answer
    x = 4,083.68

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Half scale
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Double scale
Find fourth proportional to 5,444.19, 7,512.98 and 2,960.19
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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.