Home / 2,592.54-3,888.11-1,131.36

Finding the Fourth Proportional to 2,592.54, 3,888.11 and 1,131.36

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Solution

The fourth proportional to 2,592.54, 3,888.11 and 1,131.36 is: 1,696.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,592.54 : 3,888.11 = 1,131.36 : x
  2. Step 2: Convert to fraction form
    2,592.54/3,888.11 = 1,131.36/x
  3. Step 3: Cross multiply
    2,592.54x = 3,888.11 × 1,131.36
  4. Step 4: Simplify right side
    2,592.54x = 4,398,832.69
  5. Step 5: Solve for x
    x = 4,398,832.69/2,592.54
  6. Step 6: Final answer
    x = 1,696.73

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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.