Home / 1,517.02-2,273.08-1,371.22

Finding the Fourth Proportional to 1,517.02, 2,273.08 and 1,371.22

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Solution

The fourth proportional to 1,517.02, 2,273.08 and 1,371.22 is: 2,054.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517.02 : 2,273.08 = 1,371.22 : x
  2. Step 2: Convert to fraction form
    1,517.02/2,273.08 = 1,371.22/x
  3. Step 3: Cross multiply
    1,517.02x = 2,273.08 × 1,371.22
  4. Step 4: Simplify right side
    1,517.02x = 3,116,892.76
  5. Step 5: Solve for x
    x = 3,116,892.76/1,517.02
  6. Step 6: Final answer
    x = 2,054.62

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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.