Home / 7,376.27-10,179.51-4,019.36

Finding the Fourth Proportional to 7,376.27, 10,179.51 and 4,019.36

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Solution

The fourth proportional to 7,376.27, 10,179.51 and 4,019.36 is: 5,546.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,376.27 : 10,179.51 = 4,019.36 : x
  2. Step 2: Convert to fraction form
    7,376.27/10,179.51 = 4,019.36/x
  3. Step 3: Cross multiply
    7,376.27x = 10,179.51 × 4,019.36
  4. Step 4: Simplify right side
    7,376.27x = 40,915,115.31
  5. Step 5: Solve for x
    x = 40,915,115.31/7,376.27
  6. Step 6: Final answer
    x = 5,546.86

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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.