Home / 8,928.58-13,393.52-3,005.48

Finding the Fourth Proportional to 8,928.58, 13,393.52 and 3,005.48

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Solution

The fourth proportional to 8,928.58, 13,393.52 and 3,005.48 is: 4,508.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,928.58 : 13,393.52 = 3,005.48 : x
  2. Step 2: Convert to fraction form
    8,928.58/13,393.52 = 3,005.48/x
  3. Step 3: Cross multiply
    8,928.58x = 13,393.52 × 3,005.48
  4. Step 4: Simplify right side
    8,928.58x = 40,253,956.49
  5. Step 5: Solve for x
    x = 40,253,956.49/8,928.58
  6. Step 6: Final answer
    x = 4,508.44

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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.