Home / 7,806.27-10,772.58-4,269.51

Finding the Fourth Proportional to 7,806.27, 10,772.58 and 4,269.51

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Solution

The fourth proportional to 7,806.27, 10,772.58 and 4,269.51 is: 5,891.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,806.27 : 10,772.58 = 4,269.51 : x
  2. Step 2: Convert to fraction form
    7,806.27/10,772.58 = 4,269.51/x
  3. Step 3: Cross multiply
    7,806.27x = 10,772.58 × 4,269.51
  4. Step 4: Simplify right side
    7,806.27x = 45,993,638.04
  5. Step 5: Solve for x
    x = 45,993,638.04/7,806.27
  6. Step 6: Final answer
    x = 5,891.88

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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.