Home / 8,981.35-13,472.02-2,741.39

Finding the Fourth Proportional to 8,981.35, 13,472.02 and 2,741.39

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Solution

The fourth proportional to 8,981.35, 13,472.02 and 2,741.39 is: 4,112.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,981.35 : 13,472.02 = 2,741.39 : x
  2. Step 2: Convert to fraction form
    8,981.35/13,472.02 = 2,741.39/x
  3. Step 3: Cross multiply
    8,981.35x = 13,472.02 × 2,741.39
  4. Step 4: Simplify right side
    8,981.35x = 36,932,094.59
  5. Step 5: Solve for x
    x = 36,932,094.59/8,981.35
  6. Step 6: Final answer
    x = 4,112.09

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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.