Home / 1,881.41-2,819.38-1,334.66

Finding the Fourth Proportional to 1,881.41, 2,819.38 and 1,334.66

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Solution

The fourth proportional to 1,881.41, 2,819.38 and 1,334.66 is: 2,000.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,881.41 : 2,819.38 = 1,334.66 : x
  2. Step 2: Convert to fraction form
    1,881.41/2,819.38 = 1,334.66/x
  3. Step 3: Cross multiply
    1,881.41x = 2,819.38 × 1,334.66
  4. Step 4: Simplify right side
    1,881.41x = 3,762,913.71
  5. Step 5: Solve for x
    x = 3,762,913.71/1,881.41
  6. Step 6: Final answer
    x = 2,000.05

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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.