Home / 3,215.13-4,824.06-1,366.65

Finding the Fourth Proportional to 3,215.13, 4,824.06 and 1,366.65

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Solution

The fourth proportional to 3,215.13, 4,824.06 and 1,366.65 is: 2,050.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,215.13 : 4,824.06 = 1,366.65 : x
  2. Step 2: Convert to fraction form
    3,215.13/4,824.06 = 1,366.65/x
  3. Step 3: Cross multiply
    3,215.13x = 4,824.06 × 1,366.65
  4. Step 4: Simplify right side
    3,215.13x = 6,592,801.60
  5. Step 5: Solve for x
    x = 6,592,801.60/3,215.13
  6. Step 6: Final answer
    x = 2,050.56

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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.