Home / 7,806.07-10,772.37-4,269.31

Finding the Fourth Proportional to 7,806.07, 10,772.37 and 4,269.31

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Solution

The fourth proportional to 7,806.07, 10,772.37 and 4,269.31 is: 5,891.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,806.07 : 10,772.37 = 4,269.31 : x
  2. Step 2: Convert to fraction form
    7,806.07/10,772.37 = 4,269.31/x
  3. Step 3: Cross multiply
    7,806.07x = 10,772.37 × 4,269.31
  4. Step 4: Simplify right side
    7,806.07x = 45,990,586.96
  5. Step 5: Solve for x
    x = 45,990,586.96/7,806.07
  6. Step 6: Final answer
    x = 5,891.64

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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.