Home / 5,357.68-8,036.52-2,758.84

Finding the Fourth Proportional to 5,357.68, 8,036.52 and 2,758.84

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Solution

The fourth proportional to 5,357.68, 8,036.52 and 2,758.84 is: 4,138.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,357.68 : 8,036.52 = 2,758.84 : x
  2. Step 2: Convert to fraction form
    5,357.68/8,036.52 = 2,758.84/x
  3. Step 3: Cross multiply
    5,357.68x = 8,036.52 × 2,758.84
  4. Step 4: Simplify right side
    5,357.68x = 22,171,472.84
  5. Step 5: Solve for x
    x = 22,171,472.84/5,357.68
  6. Step 6: Final answer
    x = 4,138.26

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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.