Home / 3,141.88-4,335.84-1,725.53

Finding the Fourth Proportional to 3,141.88, 4,335.84 and 1,725.53

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Solution

The fourth proportional to 3,141.88, 4,335.84 and 1,725.53 is: 2,381.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141.88 : 4,335.84 = 1,725.53 : x
  2. Step 2: Convert to fraction form
    3,141.88/4,335.84 = 1,725.53/x
  3. Step 3: Cross multiply
    3,141.88x = 4,335.84 × 1,725.53
  4. Step 4: Simplify right side
    3,141.88x = 7,481,600.32
  5. Step 5: Solve for x
    x = 7,481,600.32/3,141.88
  6. Step 6: Final answer
    x = 2,381.25

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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.