Home / 2,928.91-4,393.36-1,467.72

Finding the Fourth Proportional to 2,928.91, 4,393.36 and 1,467.72

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Solution

The fourth proportional to 2,928.91, 4,393.36 and 1,467.72 is: 2,201.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,928.91 : 4,393.36 = 1,467.72 : x
  2. Step 2: Convert to fraction form
    2,928.91/4,393.36 = 1,467.72/x
  3. Step 3: Cross multiply
    2,928.91x = 4,393.36 × 1,467.72
  4. Step 4: Simplify right side
    2,928.91x = 6,448,228.30
  5. Step 5: Solve for x
    x = 6,448,228.30/2,928.91
  6. Step 6: Final answer
    x = 2,201.58

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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.