Home / 6,258.38-9,374.81-3,618.18

Finding the Fourth Proportional to 6,258.38, 9,374.81 and 3,618.18

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Solution

The fourth proportional to 6,258.38, 9,374.81 and 3,618.18 is: 5,419.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,258.38 : 9,374.81 = 3,618.18 : x
  2. Step 2: Convert to fraction form
    6,258.38/9,374.81 = 3,618.18/x
  3. Step 3: Cross multiply
    6,258.38x = 9,374.81 × 3,618.18
  4. Step 4: Simplify right side
    6,258.38x = 33,919,731.95
  5. Step 5: Solve for x
    x = 33,919,731.95/6,258.38
  6. Step 6: Final answer
    x = 5,419.89

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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.