Home / 5,344.91-8,018.75-2,223.91

Finding the Fourth Proportional to 5,344.91, 8,018.75 and 2,223.91

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Solution

The fourth proportional to 5,344.91, 8,018.75 and 2,223.91 is: 3,336.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,344.91 : 8,018.75 = 2,223.91 : x
  2. Step 2: Convert to fraction form
    5,344.91/8,018.75 = 2,223.91/x
  3. Step 3: Cross multiply
    5,344.91x = 8,018.75 × 2,223.91
  4. Step 4: Simplify right side
    5,344.91x = 17,832,978.31
  5. Step 5: Solve for x
    x = 17,832,978.31/5,344.91
  6. Step 6: Final answer
    x = 3,336.44

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1.5x scale

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.