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Finding the Fourth Proportional to 11,341.80, 17,015.13 and 3,444.57

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Solution

The fourth proportional to 11,341.80, 17,015.13 and 3,444.57 is: 5,167.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,341.80 : 17,015.13 = 3,444.57 : x
  2. Step 2: Convert to fraction form
    11,341.80/17,015.13 = 3,444.57/x
  3. Step 3: Cross multiply
    11,341.80x = 17,015.13 × 3,444.57
  4. Step 4: Simplify right side
    11,341.80x = 58,609,806.34
  5. Step 5: Solve for x
    x = 58,609,806.34/11,341.80
  6. Step 6: Final answer
    x = 5,167.59

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1.5x scale

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.