Home / 2,981.17-4,449.22-2,903.41

Finding the Fourth Proportional to 2,981.17, 4,449.22 and 2,903.41

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Solution

The fourth proportional to 2,981.17, 4,449.22 and 2,903.41 is: 4,333.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,981.17 : 4,449.22 = 2,903.41 : x
  2. Step 2: Convert to fraction form
    2,981.17/4,449.22 = 2,903.41/x
  3. Step 3: Cross multiply
    2,981.17x = 4,449.22 × 2,903.41
  4. Step 4: Simplify right side
    2,981.17x = 12,917,909.84
  5. Step 5: Solve for x
    x = 12,917,909.84/2,981.17
  6. Step 6: Final answer
    x = 4,333.17

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.