Home / 1,535.76-2,302.26-1,489.31

Finding the Fourth Proportional to 1,535.76, 2,302.26 and 1,489.31

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Solution

The fourth proportional to 1,535.76, 2,302.26 and 1,489.31 is: 2,232.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535.76 : 2,302.26 = 1,489.31 : x
  2. Step 2: Convert to fraction form
    1,535.76/2,302.26 = 1,489.31/x
  3. Step 3: Cross multiply
    1,535.76x = 2,302.26 × 1,489.31
  4. Step 4: Simplify right side
    1,535.76x = 3,428,767.33
  5. Step 5: Solve for x
    x = 3,428,767.33/1,535.76
  6. Step 6: Final answer
    x = 2,232.62

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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.