Home / 2,934.45-4,049.67-1,608.25

Finding the Fourth Proportional to 2,934.45, 4,049.67 and 1,608.25

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Solution

The fourth proportional to 2,934.45, 4,049.67 and 1,608.25 is: 2,219.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,934.45 : 4,049.67 = 1,608.25 : x
  2. Step 2: Convert to fraction form
    2,934.45/4,049.67 = 1,608.25/x
  3. Step 3: Cross multiply
    2,934.45x = 4,049.67 × 1,608.25
  4. Step 4: Simplify right side
    2,934.45x = 6,512,881.78
  5. Step 5: Solve for x
    x = 6,512,881.78/2,934.45
  6. Step 6: Final answer
    x = 2,219.46

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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.