Home / 7,806.26-10,772.49-4,269.46

Finding the Fourth Proportional to 7,806.26, 10,772.49 and 4,269.46

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Solution

The fourth proportional to 7,806.26, 10,772.49 and 4,269.46 is: 5,891.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,806.26 : 10,772.49 = 4,269.46 : x
  2. Step 2: Convert to fraction form
    7,806.26/10,772.49 = 4,269.46/x
  3. Step 3: Cross multiply
    7,806.26x = 10,772.49 × 4,269.46
  4. Step 4: Simplify right side
    7,806.26x = 45,992,715.16
  5. Step 5: Solve for x
    x = 45,992,715.16/7,806.26
  6. Step 6: Final answer
    x = 5,891.77

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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.