Home / 3,212.56-4,807.88-2,693.15

Finding the Fourth Proportional to 3,212.56, 4,807.88 and 2,693.15

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Solution

The fourth proportional to 3,212.56, 4,807.88 and 2,693.15 is: 4,030.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212.56 : 4,807.88 = 2,693.15 : x
  2. Step 2: Convert to fraction form
    3,212.56/4,807.88 = 2,693.15/x
  3. Step 3: Cross multiply
    3,212.56x = 4,807.88 × 2,693.15
  4. Step 4: Simplify right side
    3,212.56x = 12,948,304.52
  5. Step 5: Solve for x
    x = 12,948,304.52/3,212.56
  6. Step 6: Final answer
    x = 4,030.53

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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.