Home / 7,546.87-10,392.45-7,383.11

Finding the Fourth Proportional to 7,546.87, 10,392.45 and 7,383.11

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Solution

The fourth proportional to 7,546.87, 10,392.45 and 7,383.11 is: 10,166.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,546.87 : 10,392.45 = 7,383.11 : x
  2. Step 2: Convert to fraction form
    7,546.87/10,392.45 = 7,383.11/x
  3. Step 3: Cross multiply
    7,546.87x = 10,392.45 × 7,383.11
  4. Step 4: Simplify right side
    7,546.87x = 76,728,521.87
  5. Step 5: Solve for x
    x = 76,728,521.87/7,546.87
  6. Step 6: Final answer
    x = 10,166.93

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.