Home / 8,583.18-11,837.79-5,788.14

Finding the Fourth Proportional to 8,583.18, 11,837.79 and 5,788.14

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Solution

The fourth proportional to 8,583.18, 11,837.79 and 5,788.14 is: 7,982.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,583.18 : 11,837.79 = 5,788.14 : x
  2. Step 2: Convert to fraction form
    8,583.18/11,837.79 = 5,788.14/x
  3. Step 3: Cross multiply
    8,583.18x = 11,837.79 × 5,788.14
  4. Step 4: Simplify right side
    8,583.18x = 68,518,785.81
  5. Step 5: Solve for x
    x = 68,518,785.81/8,583.18
  6. Step 6: Final answer
    x = 7,982.91

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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.