Home / 8,520.26-11,756.07-4,981.82

Finding the Fourth Proportional to 8,520.26, 11,756.07 and 4,981.82

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Solution

The fourth proportional to 8,520.26, 11,756.07 and 4,981.82 is: 6,873.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,520.26 : 11,756.07 = 4,981.82 : x
  2. Step 2: Convert to fraction form
    8,520.26/11,756.07 = 4,981.82/x
  3. Step 3: Cross multiply
    8,520.26x = 11,756.07 × 4,981.82
  4. Step 4: Simplify right side
    8,520.26x = 58,566,565.87
  5. Step 5: Solve for x
    x = 58,566,565.87/8,520.26
  6. Step 6: Final answer
    x = 6,873.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.