Home / 1,949.37-2,924.06-488.51

Finding the Fourth Proportional to 1,949.37, 2,924.06 and 488.51

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Solution

The fourth proportional to 1,949.37, 2,924.06 and 488.51 is: 732.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,949.37 : 2,924.06 = 488.51 : x
  2. Step 2: Convert to fraction form
    1,949.37/2,924.06 = 488.51/x
  3. Step 3: Cross multiply
    1,949.37x = 2,924.06 × 488.51
  4. Step 4: Simplify right side
    1,949.37x = 1,428,426.45
  5. Step 5: Solve for x
    x = 1,428,426.45/1,949.37
  6. Step 6: Final answer
    x = 732.76

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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.