Home / 2,798.22-4,196.98-1,154.55

Finding the Fourth Proportional to 2,798.22, 4,196.98 and 1,154.55

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Solution

The fourth proportional to 2,798.22, 4,196.98 and 1,154.55 is: 1,731.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,798.22 : 4,196.98 = 1,154.55 : x
  2. Step 2: Convert to fraction form
    2,798.22/4,196.98 = 1,154.55/x
  3. Step 3: Cross multiply
    2,798.22x = 4,196.98 × 1,154.55
  4. Step 4: Simplify right side
    2,798.22x = 4,845,623.26
  5. Step 5: Solve for x
    x = 4,845,623.26/2,798.22
  6. Step 6: Final answer
    x = 1,731.68

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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.