Home / 10,901.52-16,337.88-3,969.36

Finding the Fourth Proportional to 10,901.52, 16,337.88 and 3,969.36

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Solution

The fourth proportional to 10,901.52, 16,337.88 and 3,969.36 is: 5,948.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,901.52 : 16,337.88 = 3,969.36 : x
  2. Step 2: Convert to fraction form
    10,901.52/16,337.88 = 3,969.36/x
  3. Step 3: Cross multiply
    10,901.52x = 16,337.88 × 3,969.36
  4. Step 4: Simplify right side
    10,901.52x = 64,850,927.36
  5. Step 5: Solve for x
    x = 64,850,927.36/10,901.52
  6. Step 6: Final answer
    x = 5,948.80

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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.