Home / 11,402.32-17,103.36-3,611.13

Finding the Fourth Proportional to 11,402.32, 17,103.36 and 3,611.13

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Solution

The fourth proportional to 11,402.32, 17,103.36 and 3,611.13 is: 5,416.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,402.32 : 17,103.36 = 3,611.13 : x
  2. Step 2: Convert to fraction form
    11,402.32/17,103.36 = 3,611.13/x
  3. Step 3: Cross multiply
    11,402.32x = 17,103.36 × 3,611.13
  4. Step 4: Simplify right side
    11,402.32x = 61,762,438.34
  5. Step 5: Solve for x
    x = 61,762,438.34/11,402.32
  6. Step 6: Final answer
    x = 5,416.66

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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.