Home / 1,525.42-2,288.11-371.17

Finding the Fourth Proportional to 1,525.42, 2,288.11 and 371.17

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Solution

The fourth proportional to 1,525.42, 2,288.11 and 371.17 is: 556.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525.42 : 2,288.11 = 371.17 : x
  2. Step 2: Convert to fraction form
    1,525.42/2,288.11 = 371.17/x
  3. Step 3: Cross multiply
    1,525.42x = 2,288.11 × 371.17
  4. Step 4: Simplify right side
    1,525.42x = 849,277.79
  5. Step 5: Solve for x
    x = 849,277.79/1,525.42
  6. Step 6: Final answer
    x = 556.75

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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.