Home / 3,578.37-4,935.49-2,397.39

Finding the Fourth Proportional to 3,578.37, 4,935.49 and 2,397.39

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Solution

The fourth proportional to 3,578.37, 4,935.49 and 2,397.39 is: 3,306.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,578.37 : 4,935.49 = 2,397.39 : x
  2. Step 2: Convert to fraction form
    3,578.37/4,935.49 = 2,397.39/x
  3. Step 3: Cross multiply
    3,578.37x = 4,935.49 × 2,397.39
  4. Step 4: Simplify right side
    3,578.37x = 11,832,294.37
  5. Step 5: Solve for x
    x = 11,832,294.37/3,578.37
  6. Step 6: Final answer
    x = 3,306.62

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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.