Home / 1,525.74-2,107.25-1,027.52

Finding the Fourth Proportional to 1,525.74, 2,107.25 and 1,027.52

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Solution

The fourth proportional to 1,525.74, 2,107.25 and 1,027.52 is: 1,419.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525.74 : 2,107.25 = 1,027.52 : x
  2. Step 2: Convert to fraction form
    1,525.74/2,107.25 = 1,027.52/x
  3. Step 3: Cross multiply
    1,525.74x = 2,107.25 × 1,027.52
  4. Step 4: Simplify right side
    1,525.74x = 2,165,243.38
  5. Step 5: Solve for x
    x = 2,165,243.38/1,525.74
  6. Step 6: Final answer
    x = 1,419.14

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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.