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Finding the Fourth Proportional to 1,862.97, 2,796.51 and 1,574.04

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Solution

The fourth proportional to 1,862.97, 2,796.51 and 1,574.04 is: 2,362.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,862.97 : 2,796.51 = 1,574.04 : x
  2. Step 2: Convert to fraction form
    1,862.97/2,796.51 = 1,574.04/x
  3. Step 3: Cross multiply
    1,862.97x = 2,796.51 × 1,574.04
  4. Step 4: Simplify right side
    1,862.97x = 4,401,834.99
  5. Step 5: Solve for x
    x = 4,401,834.99/1,862.97
  6. Step 6: Final answer
    x = 2,362.81

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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.