Home / 3,219.44-4,827.40-1,486.52

Finding the Fourth Proportional to 3,219.44, 4,827.40 and 1,486.52

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Solution

The fourth proportional to 3,219.44, 4,827.40 and 1,486.52 is: 2,228.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219.44 : 4,827.40 = 1,486.52 : x
  2. Step 2: Convert to fraction form
    3,219.44/4,827.40 = 1,486.52/x
  3. Step 3: Cross multiply
    3,219.44x = 4,827.40 × 1,486.52
  4. Step 4: Simplify right side
    3,219.44x = 7,176,026.65
  5. Step 5: Solve for x
    x = 7,176,026.65/3,219.44
  6. Step 6: Final answer
    x = 2,228.97

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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.