Home / 2,908.41-4,013.30-1,649.06

Finding the Fourth Proportional to 2,908.41, 4,013.30 and 1,649.06

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Solution

The fourth proportional to 2,908.41, 4,013.30 and 1,649.06 is: 2,275.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,908.41 : 4,013.30 = 1,649.06 : x
  2. Step 2: Convert to fraction form
    2,908.41/4,013.30 = 1,649.06/x
  3. Step 3: Cross multiply
    2,908.41x = 4,013.30 × 1,649.06
  4. Step 4: Simplify right side
    2,908.41x = 6,618,162.33
  5. Step 5: Solve for x
    x = 6,618,162.33/2,908.41
  6. Step 6: Final answer
    x = 2,275.53

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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.