Home / 11,323.86-16,963.68-7,416.42

Finding the Fourth Proportional to 11,323.86, 16,963.68 and 7,416.42

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Solution

The fourth proportional to 11,323.86, 16,963.68 and 7,416.42 is: 11,110.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,323.86 : 16,963.68 = 7,416.42 : x
  2. Step 2: Convert to fraction form
    11,323.86/16,963.68 = 7,416.42/x
  3. Step 3: Cross multiply
    11,323.86x = 16,963.68 × 7,416.42
  4. Step 4: Simplify right side
    11,323.86x = 125,809,775.63
  5. Step 5: Solve for x
    x = 125,809,775.63/11,323.86
  6. Step 6: Final answer
    x = 11,110.15

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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.