Home / 11,011.56-15,198.66-6,298.56

Finding the Fourth Proportional to 11,011.56, 15,198.66 and 6,298.56

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Solution

The fourth proportional to 11,011.56, 15,198.66 and 6,298.56 is: 8,693.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,011.56 : 15,198.66 = 6,298.56 : x
  2. Step 2: Convert to fraction form
    11,011.56/15,198.66 = 6,298.56/x
  3. Step 3: Cross multiply
    11,011.56x = 15,198.66 × 6,298.56
  4. Step 4: Simplify right side
    11,011.56x = 95,729,671.93
  5. Step 5: Solve for x
    x = 95,729,671.93/11,011.56
  6. Step 6: Final answer
    x = 8,693.56

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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.