Home / 7,917.12-10,923.92-5,046.94

Finding the Fourth Proportional to 7,917.12, 10,923.92 and 5,046.94

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Solution

The fourth proportional to 7,917.12, 10,923.92 and 5,046.94 is: 6,963.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,917.12 : 10,923.92 = 5,046.94 : x
  2. Step 2: Convert to fraction form
    7,917.12/10,923.92 = 5,046.94/x
  3. Step 3: Cross multiply
    7,917.12x = 10,923.92 × 5,046.94
  4. Step 4: Simplify right side
    7,917.12x = 55,132,336.74
  5. Step 5: Solve for x
    x = 55,132,336.74/7,917.12
  6. Step 6: Final answer
    x = 6,963.68

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1.5x scale

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.