Home / 5,356.18-8,036.57-2,236.89

Finding the Fourth Proportional to 5,356.18, 8,036.57 and 2,236.89

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Solution

The fourth proportional to 5,356.18, 8,036.57 and 2,236.89 is: 3,356.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,356.18 : 8,036.57 = 2,236.89 : x
  2. Step 2: Convert to fraction form
    5,356.18/8,036.57 = 2,236.89/x
  3. Step 3: Cross multiply
    5,356.18x = 8,036.57 × 2,236.89
  4. Step 4: Simplify right side
    5,356.18x = 17,976,923.61
  5. Step 5: Solve for x
    x = 17,976,923.61/5,356.18
  6. Step 6: Final answer
    x = 3,356.30

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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.