Home / 1,837.07-2,753.23-1,178.70

Finding the Fourth Proportional to 1,837.07, 2,753.23 and 1,178.70

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Solution

The fourth proportional to 1,837.07, 2,753.23 and 1,178.70 is: 1,766.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,837.07 : 2,753.23 = 1,178.70 : x
  2. Step 2: Convert to fraction form
    1,837.07/2,753.23 = 1,178.70/x
  3. Step 3: Cross multiply
    1,837.07x = 2,753.23 × 1,178.70
  4. Step 4: Simplify right side
    1,837.07x = 3,245,232.20
  5. Step 5: Solve for x
    x = 3,245,232.20/1,837.07
  6. Step 6: Final answer
    x = 1,766.53

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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.