Home / 5,445.57-7,511.30-4,324.73

Finding the Fourth Proportional to 5,445.57, 7,511.30 and 4,324.73

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Solution

The fourth proportional to 5,445.57, 7,511.30 and 4,324.73 is: 5,965.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,445.57 : 7,511.30 = 4,324.73 : x
  2. Step 2: Convert to fraction form
    5,445.57/7,511.30 = 4,324.73/x
  3. Step 3: Cross multiply
    5,445.57x = 7,511.30 × 4,324.73
  4. Step 4: Simplify right side
    5,445.57x = 32,484,344.45
  5. Step 5: Solve for x
    x = 32,484,344.45/5,445.57
  6. Step 6: Final answer
    x = 5,965.28

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Half scale
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Double scale
Find fourth proportional to 5,446.57, 7,512.68 and 4,325.73
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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.