Home / 1,594.33-2,387.16-823.21

Finding the Fourth Proportional to 1,594.33, 2,387.16 and 823.21

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Solution

The fourth proportional to 1,594.33, 2,387.16 and 823.21 is: 1,232.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,594.33 : 2,387.16 = 823.21 : x
  2. Step 2: Convert to fraction form
    1,594.33/2,387.16 = 823.21/x
  3. Step 3: Cross multiply
    1,594.33x = 2,387.16 × 823.21
  4. Step 4: Simplify right side
    1,594.33x = 1,965,133.98
  5. Step 5: Solve for x
    x = 1,965,133.98/1,594.33
  6. Step 6: Final answer
    x = 1,232.58

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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.