Home / 7,923.94-10,934.79-4,338.74

Finding the Fourth Proportional to 7,923.94, 10,934.79 and 4,338.74

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Solution

The fourth proportional to 7,923.94, 10,934.79 and 4,338.74 is: 5,987.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,923.94 : 10,934.79 = 4,338.74 : x
  2. Step 2: Convert to fraction form
    7,923.94/10,934.79 = 4,338.74/x
  3. Step 3: Cross multiply
    7,923.94x = 10,934.79 × 4,338.74
  4. Step 4: Simplify right side
    7,923.94x = 47,443,210.76
  5. Step 5: Solve for x
    x = 47,443,210.76/7,923.94
  6. Step 6: Final answer
    x = 5,987.33

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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.