Home / 7,234.97-10,787.45-6,617.14

Finding the Fourth Proportional to 7,234.97, 10,787.45 and 6,617.14

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Solution

The fourth proportional to 7,234.97, 10,787.45 and 6,617.14 is: 9,866.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,234.97 : 10,787.45 = 6,617.14 : x
  2. Step 2: Convert to fraction form
    7,234.97/10,787.45 = 6,617.14/x
  3. Step 3: Cross multiply
    7,234.97x = 10,787.45 × 6,617.14
  4. Step 4: Simplify right side
    7,234.97x = 71,382,066.89
  5. Step 5: Solve for x
    x = 71,382,066.89/7,234.97
  6. Step 6: Final answer
    x = 9,866.26

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Half scale
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Double scale
Find fourth proportional to 7,235.97, 10,788.94 and 6,618.14
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.