Home / 7,578.70-11,370.30-3,883.52

Finding the Fourth Proportional to 7,578.70, 11,370.30 and 3,883.52

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Solution

The fourth proportional to 7,578.70, 11,370.30 and 3,883.52 is: 5,826.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,578.70 : 11,370.30 = 3,883.52 : x
  2. Step 2: Convert to fraction form
    7,578.70/11,370.30 = 3,883.52/x
  3. Step 3: Cross multiply
    7,578.70x = 11,370.30 × 3,883.52
  4. Step 4: Simplify right side
    7,578.70x = 44,156,801.32
  5. Step 5: Solve for x
    x = 44,156,801.32/7,578.70
  6. Step 6: Final answer
    x = 5,826.44

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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.