Home / 10,845.79-16,269.77-2,948.42

Finding the Fourth Proportional to 10,845.79, 16,269.77 and 2,948.42

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Solution

The fourth proportional to 10,845.79, 16,269.77 and 2,948.42 is: 4,422.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,845.79 : 16,269.77 = 2,948.42 : x
  2. Step 2: Convert to fraction form
    10,845.79/16,269.77 = 2,948.42/x
  3. Step 3: Cross multiply
    10,845.79x = 16,269.77 × 2,948.42
  4. Step 4: Simplify right side
    10,845.79x = 47,970,115.26
  5. Step 5: Solve for x
    x = 47,970,115.26/10,845.79
  6. Step 6: Final answer
    x = 4,422.92

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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.