Home / 11,034.37-15,226.81-6,318.96

Finding the Fourth Proportional to 11,034.37, 15,226.81 and 6,318.96

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Solution

The fourth proportional to 11,034.37, 15,226.81 and 6,318.96 is: 8,719.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,034.37 : 15,226.81 = 6,318.96 : x
  2. Step 2: Convert to fraction form
    11,034.37/15,226.81 = 6,318.96/x
  3. Step 3: Cross multiply
    11,034.37x = 15,226.81 × 6,318.96
  4. Step 4: Simplify right side
    11,034.37x = 96,217,603.32
  5. Step 5: Solve for x
    x = 96,217,603.32/11,034.37
  6. Step 6: Final answer
    x = 8,719.81

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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.