Home / 4,344.78-5,988.80-3,398.94

Finding the Fourth Proportional to 4,344.78, 5,988.80 and 3,398.94

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Solution

The fourth proportional to 4,344.78, 5,988.80 and 3,398.94 is: 4,685.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,344.78 : 5,988.80 = 3,398.94 : x
  2. Step 2: Convert to fraction form
    4,344.78/5,988.80 = 3,398.94/x
  3. Step 3: Cross multiply
    4,344.78x = 5,988.80 × 3,398.94
  4. Step 4: Simplify right side
    4,344.78x = 20,355,571.87
  5. Step 5: Solve for x
    x = 20,355,571.87/4,344.78
  6. Step 6: Final answer
    x = 4,685.06

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1.5x scale

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.