Home / 8,839.48-13,256.42-2,994.72

Finding the Fourth Proportional to 8,839.48, 13,256.42 and 2,994.72

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Solution

The fourth proportional to 8,839.48, 13,256.42 and 2,994.72 is: 4,491.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,839.48 : 13,256.42 = 2,994.72 : x
  2. Step 2: Convert to fraction form
    8,839.48/13,256.42 = 2,994.72/x
  3. Step 3: Cross multiply
    8,839.48x = 13,256.42 × 2,994.72
  4. Step 4: Simplify right side
    8,839.48x = 39,699,251.13
  5. Step 5: Solve for x
    x = 39,699,251.13/8,839.48
  6. Step 6: Final answer
    x = 4,491.13

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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.