Home / 6,331.40-9,497.10-2,170.85

Finding the Fourth Proportional to 6,331.40, 9,497.10 and 2,170.85

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Solution

The fourth proportional to 6,331.40, 9,497.10 and 2,170.85 is: 3,256.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,331.40 : 9,497.10 = 2,170.85 : x
  2. Step 2: Convert to fraction form
    6,331.40/9,497.10 = 2,170.85/x
  3. Step 3: Cross multiply
    6,331.40x = 9,497.10 × 2,170.85
  4. Step 4: Simplify right side
    6,331.40x = 20,616,779.54
  5. Step 5: Solve for x
    x = 20,616,779.54/6,331.40
  6. Step 6: Final answer
    x = 3,256.28

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Half scale
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Double scale
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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.