Home / 6,126.76-9,191.52-2,231.18

Finding the Fourth Proportional to 6,126.76, 9,191.52 and 2,231.18

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Solution

The fourth proportional to 6,126.76, 9,191.52 and 2,231.18 is: 3,347.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,126.76 : 9,191.52 = 2,231.18 : x
  2. Step 2: Convert to fraction form
    6,126.76/9,191.52 = 2,231.18/x
  3. Step 3: Cross multiply
    6,126.76x = 9,191.52 × 2,231.18
  4. Step 4: Simplify right side
    6,126.76x = 20,507,935.59
  5. Step 5: Solve for x
    x = 20,507,935.59/6,126.76
  6. Step 6: Final answer
    x = 3,347.27

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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.