Home / 6,287.18-9,436.17-2,998.58

Finding the Fourth Proportional to 6,287.18, 9,436.17 and 2,998.58

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Solution

The fourth proportional to 6,287.18, 9,436.17 and 2,998.58 is: 4,500.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,287.18 : 9,436.17 = 2,998.58 : x
  2. Step 2: Convert to fraction form
    6,287.18/9,436.17 = 2,998.58/x
  3. Step 3: Cross multiply
    6,287.18x = 9,436.17 × 2,998.58
  4. Step 4: Simplify right side
    6,287.18x = 28,295,110.64
  5. Step 5: Solve for x
    x = 28,295,110.64/6,287.18
  6. Step 6: Final answer
    x = 4,500.45

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Half scale
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Double scale
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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.