Home / 2,981.04-4,473-1,227.35

Finding the Fourth Proportional to 2,981.04, 4,473 and 1,227.35

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Solution

The fourth proportional to 2,981.04, 4,473 and 1,227.35 is: 1,841.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,981.04 : 4,473 = 1,227.35 : x
  2. Step 2: Convert to fraction form
    2,981.04/4,473 = 1,227.35/x
  3. Step 3: Cross multiply
    2,981.04x = 4,473 × 1,227.35
  4. Step 4: Simplify right side
    2,981.04x = 5,489,914.19
  5. Step 5: Solve for x
    x = 5,489,914.19/2,981.04
  6. Step 6: Final answer
    x = 1,841.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.