Home / 1,954.24-2,925.78-1,801.12

Finding the Fourth Proportional to 1,954.24, 2,925.78 and 1,801.12

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Solution

The fourth proportional to 1,954.24, 2,925.78 and 1,801.12 is: 2,696.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,954.24 : 2,925.78 = 1,801.12 : x
  2. Step 2: Convert to fraction form
    1,954.24/2,925.78 = 1,801.12/x
  3. Step 3: Cross multiply
    1,954.24x = 2,925.78 × 1,801.12
  4. Step 4: Simplify right side
    1,954.24x = 5,269,680.87
  5. Step 5: Solve for x
    x = 5,269,680.87/1,954.24
  6. Step 6: Final answer
    x = 2,696.54

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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.