Home / 2,329.53-3,215.21-1,335.47

Finding the Fourth Proportional to 2,329.53, 3,215.21 and 1,335.47

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Solution

The fourth proportional to 2,329.53, 3,215.21 and 1,335.47 is: 1,843.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,329.53 : 3,215.21 = 1,335.47 : x
  2. Step 2: Convert to fraction form
    2,329.53/3,215.21 = 1,335.47/x
  3. Step 3: Cross multiply
    2,329.53x = 3,215.21 × 1,335.47
  4. Step 4: Simplify right side
    2,329.53x = 4,293,816.50
  5. Step 5: Solve for x
    x = 4,293,816.50/2,329.53
  6. Step 6: Final answer
    x = 1,843.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.