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Finding the Fourth Proportional to 1,588.50, 2,192.04 and 925.24

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Solution

The fourth proportional to 1,588.50, 2,192.04 and 925.24 is: 1,276.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588.50 : 2,192.04 = 925.24 : x
  2. Step 2: Convert to fraction form
    1,588.50/2,192.04 = 925.24/x
  3. Step 3: Cross multiply
    1,588.50x = 2,192.04 × 925.24
  4. Step 4: Simplify right side
    1,588.50x = 2,028,163.09
  5. Step 5: Solve for x
    x = 2,028,163.09/1,588.50
  6. Step 6: Final answer
    x = 1,276.78

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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.