Home / 11,690.60-17,535.36-4,294.51

Finding the Fourth Proportional to 11,690.60, 17,535.36 and 4,294.51

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Solution

The fourth proportional to 11,690.60, 17,535.36 and 4,294.51 is: 6,441.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,690.60 : 17,535.36 = 4,294.51 : x
  2. Step 2: Convert to fraction form
    11,690.60/17,535.36 = 4,294.51/x
  3. Step 3: Cross multiply
    11,690.60x = 17,535.36 × 4,294.51
  4. Step 4: Simplify right side
    11,690.60x = 75,305,838.96
  5. Step 5: Solve for x
    x = 75,305,838.96/11,690.60
  6. Step 6: Final answer
    x = 6,441.57

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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.