Home / 11,569.52-17,354.32-3,778.40

Finding the Fourth Proportional to 11,569.52, 17,354.32 and 3,778.40

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Solution

The fourth proportional to 11,569.52, 17,354.32 and 3,778.40 is: 5,667.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,569.52 : 17,354.32 = 3,778.40 : x
  2. Step 2: Convert to fraction form
    11,569.52/17,354.32 = 3,778.40/x
  3. Step 3: Cross multiply
    11,569.52x = 17,354.32 × 3,778.40
  4. Step 4: Simplify right side
    11,569.52x = 65,571,562.69
  5. Step 5: Solve for x
    x = 65,571,562.69/11,569.52
  6. Step 6: Final answer
    x = 5,667.61

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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.