Home / 1,822.70-2,515.74-1,159.04

Finding the Fourth Proportional to 1,822.70, 2,515.74 and 1,159.04

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Solution

The fourth proportional to 1,822.70, 2,515.74 and 1,159.04 is: 1,599.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,822.70 : 2,515.74 = 1,159.04 : x
  2. Step 2: Convert to fraction form
    1,822.70/2,515.74 = 1,159.04/x
  3. Step 3: Cross multiply
    1,822.70x = 2,515.74 × 1,159.04
  4. Step 4: Simplify right side
    1,822.70x = 2,915,843.29
  5. Step 5: Solve for x
    x = 2,915,843.29/1,822.70
  6. Step 6: Final answer
    x = 1,599.74

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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.