Home / 3,246.25-4,479.50-1,829.90

Finding the Fourth Proportional to 3,246.25, 4,479.50 and 1,829.90

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Solution

The fourth proportional to 3,246.25, 4,479.50 and 1,829.90 is: 2,525.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,246.25 : 4,479.50 = 1,829.90 : x
  2. Step 2: Convert to fraction form
    3,246.25/4,479.50 = 1,829.90/x
  3. Step 3: Cross multiply
    3,246.25x = 4,479.50 × 1,829.90
  4. Step 4: Simplify right side
    3,246.25x = 8,197,027.90
  5. Step 5: Solve for x
    x = 8,197,027.90/3,246.25
  6. Step 6: Final answer
    x = 2,525.08

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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.