Home / 4,923.39-7,387.41-2,458.41

Finding the Fourth Proportional to 4,923.39, 7,387.41 and 2,458.41

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Solution

The fourth proportional to 4,923.39, 7,387.41 and 2,458.41 is: 3,688.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,923.39 : 7,387.41 = 2,458.41 : x
  2. Step 2: Convert to fraction form
    4,923.39/7,387.41 = 2,458.41/x
  3. Step 3: Cross multiply
    4,923.39x = 7,387.41 × 2,458.41
  4. Step 4: Simplify right side
    4,923.39x = 18,161,282.62
  5. Step 5: Solve for x
    x = 18,161,282.62/4,923.39
  6. Step 6: Final answer
    x = 3,688.78

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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.