Home / 11,476.12-17,215.26-4,549

Finding the Fourth Proportional to 11,476.12, 17,215.26 and 4,549

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Solution

The fourth proportional to 11,476.12, 17,215.26 and 4,549 is: 6,823.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,476.12 : 17,215.26 = 4,549 : x
  2. Step 2: Convert to fraction form
    11,476.12/17,215.26 = 4,549/x
  3. Step 3: Cross multiply
    11,476.12x = 17,215.26 × 4,549
  4. Step 4: Simplify right side
    11,476.12x = 78,312,217.74
  5. Step 5: Solve for x
    x = 78,312,217.74/11,476.12
  6. Step 6: Final answer
    x = 6,823.93

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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.