Home / 7,336.26-10,124.07-3,979.11

Finding the Fourth Proportional to 7,336.26, 10,124.07 and 3,979.11

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Solution

The fourth proportional to 7,336.26, 10,124.07 and 3,979.11 is: 5,491.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,336.26 : 10,124.07 = 3,979.11 : x
  2. Step 2: Convert to fraction form
    7,336.26/10,124.07 = 3,979.11/x
  3. Step 3: Cross multiply
    7,336.26x = 10,124.07 × 3,979.11
  4. Step 4: Simplify right side
    7,336.26x = 40,284,757.67
  5. Step 5: Solve for x
    x = 40,284,757.67/7,336.26
  6. Step 6: Final answer
    x = 5,491.18

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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.