Home / 3,204.48-4,393.96-2,888.47

Finding the Fourth Proportional to 3,204.48, 4,393.96 and 2,888.47

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Solution

The fourth proportional to 3,204.48, 4,393.96 and 2,888.47 is: 3,960.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,204.48 : 4,393.96 = 2,888.47 : x
  2. Step 2: Convert to fraction form
    3,204.48/4,393.96 = 2,888.47/x
  3. Step 3: Cross multiply
    3,204.48x = 4,393.96 × 2,888.47
  4. Step 4: Simplify right side
    3,204.48x = 12,691,821.64
  5. Step 5: Solve for x
    x = 12,691,821.64/3,204.48
  6. Step 6: Final answer
    x = 3,960.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.