Home / 7,186.23-10,772.96-2,806.76

Finding the Fourth Proportional to 7,186.23, 10,772.96 and 2,806.76

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Solution

The fourth proportional to 7,186.23, 10,772.96 and 2,806.76 is: 4,207.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,186.23 : 10,772.96 = 2,806.76 : x
  2. Step 2: Convert to fraction form
    7,186.23/10,772.96 = 2,806.76/x
  3. Step 3: Cross multiply
    7,186.23x = 10,772.96 × 2,806.76
  4. Step 4: Simplify right side
    7,186.23x = 30,237,045.31
  5. Step 5: Solve for x
    x = 30,237,045.31/7,186.23
  6. Step 6: Final answer
    x = 4,207.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.