Home / 2,797.62-4,197.47-1,154.31

Finding the Fourth Proportional to 2,797.62, 4,197.47 and 1,154.31

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Solution

The fourth proportional to 2,797.62, 4,197.47 and 1,154.31 is: 1,731.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,797.62 : 4,197.47 = 1,154.31 : x
  2. Step 2: Convert to fraction form
    2,797.62/4,197.47 = 1,154.31/x
  3. Step 3: Cross multiply
    2,797.62x = 4,197.47 × 1,154.31
  4. Step 4: Simplify right side
    2,797.62x = 4,845,175.82
  5. Step 5: Solve for x
    x = 4,845,175.82/2,797.62
  6. Step 6: Final answer
    x = 1,731.89

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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.