Home / 10,868.54-16,305.90-3,473.58

Finding the Fourth Proportional to 10,868.54, 16,305.90 and 3,473.58

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Solution

The fourth proportional to 10,868.54, 16,305.90 and 3,473.58 is: 5,211.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,868.54 : 16,305.90 = 3,473.58 : x
  2. Step 2: Convert to fraction form
    10,868.54/16,305.90 = 3,473.58/x
  3. Step 3: Cross multiply
    10,868.54x = 16,305.90 × 3,473.58
  4. Step 4: Simplify right side
    10,868.54x = 56,639,848.12
  5. Step 5: Solve for x
    x = 56,639,848.12/10,868.54
  6. Step 6: Final answer
    x = 5,211.36

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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.