Home / 2,981.41-4,104.97-2,532.32

Finding the Fourth Proportional to 2,981.41, 4,104.97 and 2,532.32

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Solution

The fourth proportional to 2,981.41, 4,104.97 and 2,532.32 is: 3,486.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,981.41 : 4,104.97 = 2,532.32 : x
  2. Step 2: Convert to fraction form
    2,981.41/4,104.97 = 2,532.32/x
  3. Step 3: Cross multiply
    2,981.41x = 4,104.97 × 2,532.32
  4. Step 4: Simplify right side
    2,981.41x = 10,395,064.44
  5. Step 5: Solve for x
    x = 10,395,064.44/2,981.41
  6. Step 6: Final answer
    x = 3,486.63

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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.