Home / 8,046.60-11,103.75-5,393.58

Finding the Fourth Proportional to 8,046.60, 11,103.75 and 5,393.58

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Solution

The fourth proportional to 8,046.60, 11,103.75 and 5,393.58 is: 7,442.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,046.60 : 11,103.75 = 5,393.58 : x
  2. Step 2: Convert to fraction form
    8,046.60/11,103.75 = 5,393.58/x
  3. Step 3: Cross multiply
    8,046.60x = 11,103.75 × 5,393.58
  4. Step 4: Simplify right side
    8,046.60x = 59,888,963.93
  5. Step 5: Solve for x
    x = 59,888,963.93/8,046.60
  6. Step 6: Final answer
    x = 7,442.77

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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.