Home / 2,734.16-3,772.33-1,615.19

Finding the Fourth Proportional to 2,734.16, 3,772.33 and 1,615.19

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Solution

The fourth proportional to 2,734.16, 3,772.33 and 1,615.19 is: 2,228.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,734.16 : 3,772.33 = 1,615.19 : x
  2. Step 2: Convert to fraction form
    2,734.16/3,772.33 = 1,615.19/x
  3. Step 3: Cross multiply
    2,734.16x = 3,772.33 × 1,615.19
  4. Step 4: Simplify right side
    2,734.16x = 6,093,006.79
  5. Step 5: Solve for x
    x = 6,093,006.79/2,734.16
  6. Step 6: Final answer
    x = 2,228.48

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1.5x scale

Why These Related Problems?

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