Home / 3,369.49-5,041.91-1,983.47

Finding the Fourth Proportional to 3,369.49, 5,041.91 and 1,983.47

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Solution

The fourth proportional to 3,369.49, 5,041.91 and 1,983.47 is: 2,967.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,369.49 : 5,041.91 = 1,983.47 : x
  2. Step 2: Convert to fraction form
    3,369.49/5,041.91 = 1,983.47/x
  3. Step 3: Cross multiply
    3,369.49x = 5,041.91 × 1,983.47
  4. Step 4: Simplify right side
    3,369.49x = 10,000,456.98
  5. Step 5: Solve for x
    x = 10,000,456.98/3,369.49
  6. Step 6: Final answer
    x = 2,967.95

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1.5x scale

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.