Home / 7,913.96-10,917.97-4,924.61

Finding the Fourth Proportional to 7,913.96, 10,917.97 and 4,924.61

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Solution

The fourth proportional to 7,913.96, 10,917.97 and 4,924.61 is: 6,793.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,913.96 : 10,917.97 = 4,924.61 : x
  2. Step 2: Convert to fraction form
    7,913.96/10,917.97 = 4,924.61/x
  3. Step 3: Cross multiply
    7,913.96x = 10,917.97 × 4,924.61
  4. Step 4: Simplify right side
    7,913.96x = 53,766,744.24
  5. Step 5: Solve for x
    x = 53,766,744.24/7,913.96
  6. Step 6: Final answer
    x = 6,793.91

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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.