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Finding the Fourth Proportional to 2,425.37, 3,346.18 and 1,983.11

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Solution

The fourth proportional to 2,425.37, 3,346.18 and 1,983.11 is: 2,736.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,425.37 : 3,346.18 = 1,983.11 : x
  2. Step 2: Convert to fraction form
    2,425.37/3,346.18 = 1,983.11/x
  3. Step 3: Cross multiply
    2,425.37x = 3,346.18 × 1,983.11
  4. Step 4: Simplify right side
    2,425.37x = 6,635,821.33
  5. Step 5: Solve for x
    x = 6,635,821.33/2,425.37
  6. Step 6: Final answer
    x = 2,736.01

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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.