Home / 7,560.36-11,335.68-6,450.12

Finding the Fourth Proportional to 7,560.36, 11,335.68 and 6,450.12

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Solution

The fourth proportional to 7,560.36, 11,335.68 and 6,450.12 is: 9,671.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,560.36 : 11,335.68 = 6,450.12 : x
  2. Step 2: Convert to fraction form
    7,560.36/11,335.68 = 6,450.12/x
  3. Step 3: Cross multiply
    7,560.36x = 11,335.68 × 6,450.12
  4. Step 4: Simplify right side
    7,560.36x = 73,116,496.28
  5. Step 5: Solve for x
    x = 73,116,496.28/7,560.36
  6. Step 6: Final answer
    x = 9,671.03

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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.