Home / 1,526.07-2,289.09-371.82

Finding the Fourth Proportional to 1,526.07, 2,289.09 and 371.82

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Solution

The fourth proportional to 1,526.07, 2,289.09 and 371.82 is: 557.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526.07 : 2,289.09 = 371.82 : x
  2. Step 2: Convert to fraction form
    1,526.07/2,289.09 = 371.82/x
  3. Step 3: Cross multiply
    1,526.07x = 2,289.09 × 371.82
  4. Step 4: Simplify right side
    1,526.07x = 851,129.44
  5. Step 5: Solve for x
    x = 851,129.44/1,526.07
  6. Step 6: Final answer
    x = 557.73

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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.