Home / 8,044.88-11,103.36-5,392.64

Finding the Fourth Proportional to 8,044.88, 11,103.36 and 5,392.64

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Solution

The fourth proportional to 8,044.88, 11,103.36 and 5,392.64 is: 7,442.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,044.88 : 11,103.36 = 5,392.64 : x
  2. Step 2: Convert to fraction form
    8,044.88/11,103.36 = 5,392.64/x
  3. Step 3: Cross multiply
    8,044.88x = 11,103.36 × 5,392.64
  4. Step 4: Simplify right side
    8,044.88x = 59,876,423.27
  5. Step 5: Solve for x
    x = 59,876,423.27/8,044.88
  6. Step 6: Final answer
    x = 7,442.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.