Home / 1,734.10-2,601.14-1,215.09

Finding the Fourth Proportional to 1,734.10, 2,601.14 and 1,215.09

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Solution

The fourth proportional to 1,734.10, 2,601.14 and 1,215.09 is: 1,822.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,734.10 : 2,601.14 = 1,215.09 : x
  2. Step 2: Convert to fraction form
    1,734.10/2,601.14 = 1,215.09/x
  3. Step 3: Cross multiply
    1,734.10x = 2,601.14 × 1,215.09
  4. Step 4: Simplify right side
    1,734.10x = 3,160,619.20
  5. Step 5: Solve for x
    x = 3,160,619.20/1,734.10
  6. Step 6: Final answer
    x = 1,822.63

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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.