Home / 11,247.29-16,870.94-3,456.11

Finding the Fourth Proportional to 11,247.29, 16,870.94 and 3,456.11

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Solution

The fourth proportional to 11,247.29, 16,870.94 and 3,456.11 is: 5,184.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,247.29 : 16,870.94 = 3,456.11 : x
  2. Step 2: Convert to fraction form
    11,247.29/16,870.94 = 3,456.11/x
  3. Step 3: Cross multiply
    11,247.29x = 16,870.94 × 3,456.11
  4. Step 4: Simplify right side
    11,247.29x = 58,307,746.11
  5. Step 5: Solve for x
    x = 58,307,746.11/11,247.29
  6. Step 6: Final answer
    x = 5,184.16

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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.