Home / 7,806.15-10,772.46-4,269.33

Finding the Fourth Proportional to 7,806.15, 10,772.46 and 4,269.33

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Solution

The fourth proportional to 7,806.15, 10,772.46 and 4,269.33 is: 5,891.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,806.15 : 10,772.46 = 4,269.33 : x
  2. Step 2: Convert to fraction form
    7,806.15/10,772.46 = 4,269.33/x
  3. Step 3: Cross multiply
    7,806.15x = 10,772.46 × 4,269.33
  4. Step 4: Simplify right side
    7,806.15x = 45,991,186.65
  5. Step 5: Solve for x
    x = 45,991,186.65/7,806.15
  6. Step 6: Final answer
    x = 5,891.66

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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.