Home / 10,196.11-15,302.36-5,267.16

Finding the Fourth Proportional to 10,196.11, 15,302.36 and 5,267.16

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Solution

The fourth proportional to 10,196.11, 15,302.36 and 5,267.16 is: 7,904.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,196.11 : 15,302.36 = 5,267.16 : x
  2. Step 2: Convert to fraction form
    10,196.11/15,302.36 = 5,267.16/x
  3. Step 3: Cross multiply
    10,196.11x = 15,302.36 × 5,267.16
  4. Step 4: Simplify right side
    10,196.11x = 80,599,991.67
  5. Step 5: Solve for x
    x = 80,599,991.67/10,196.11
  6. Step 6: Final answer
    x = 7,904.98

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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.