Home / 4,648.68-6,963.30-3,398.45

Finding the Fourth Proportional to 4,648.68, 6,963.30 and 3,398.45

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Solution

The fourth proportional to 4,648.68, 6,963.30 and 3,398.45 is: 5,090.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,648.68 : 6,963.30 = 3,398.45 : x
  2. Step 2: Convert to fraction form
    4,648.68/6,963.30 = 3,398.45/x
  3. Step 3: Cross multiply
    4,648.68x = 6,963.30 × 3,398.45
  4. Step 4: Simplify right side
    4,648.68x = 23,664,392.07
  5. Step 5: Solve for x
    x = 23,664,392.07/4,648.68
  6. Step 6: Final answer
    x = 5,090.56

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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.