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Finding the Fourth Proportional to 1,797.89, 2,482.32 and 1,125.95

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Solution

The fourth proportional to 1,797.89, 2,482.32 and 1,125.95 is: 1,554.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,797.89 : 2,482.32 = 1,125.95 : x
  2. Step 2: Convert to fraction form
    1,797.89/2,482.32 = 1,125.95/x
  3. Step 3: Cross multiply
    1,797.89x = 2,482.32 × 1,125.95
  4. Step 4: Simplify right side
    1,797.89x = 2,794,955.79
  5. Step 5: Solve for x
    x = 2,794,955.79/1,797.89
  6. Step 6: Final answer
    x = 1,554.58

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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.