Home / 1,724.10-2,380.06-1,103.46

Finding the Fourth Proportional to 1,724.10, 2,380.06 and 1,103.46

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Solution

The fourth proportional to 1,724.10, 2,380.06 and 1,103.46 is: 1,523.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,724.10 : 2,380.06 = 1,103.46 : x
  2. Step 2: Convert to fraction form
    1,724.10/2,380.06 = 1,103.46/x
  3. Step 3: Cross multiply
    1,724.10x = 2,380.06 × 1,103.46
  4. Step 4: Simplify right side
    1,724.10x = 2,626,301.01
  5. Step 5: Solve for x
    x = 2,626,301.01/1,724.10
  6. Step 6: Final answer
    x = 1,523.29

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.