Home / 1,528.33-2,293.21-706.52

Finding the Fourth Proportional to 1,528.33, 2,293.21 and 706.52

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Solution

The fourth proportional to 1,528.33, 2,293.21 and 706.52 is: 1,060.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528.33 : 2,293.21 = 706.52 : x
  2. Step 2: Convert to fraction form
    1,528.33/2,293.21 = 706.52/x
  3. Step 3: Cross multiply
    1,528.33x = 2,293.21 × 706.52
  4. Step 4: Simplify right side
    1,528.33x = 1,620,198.73
  5. Step 5: Solve for x
    x = 1,620,198.73/1,528.33
  6. Step 6: Final answer
    x = 1,060.11

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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.