Home / 1,588.59-2,192.54-1,028.75

Finding the Fourth Proportional to 1,588.59, 2,192.54 and 1,028.75

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Solution

The fourth proportional to 1,588.59, 2,192.54 and 1,028.75 is: 1,419.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588.59 : 2,192.54 = 1,028.75 : x
  2. Step 2: Convert to fraction form
    1,588.59/2,192.54 = 1,028.75/x
  3. Step 3: Cross multiply
    1,588.59x = 2,192.54 × 1,028.75
  4. Step 4: Simplify right side
    1,588.59x = 2,255,559.42
  5. Step 5: Solve for x
    x = 2,255,559.42/1,588.59
  6. Step 6: Final answer
    x = 1,419.85

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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.