Home / 11,206.27-15,465.54-6,171.40

Finding the Fourth Proportional to 11,206.27, 15,465.54 and 6,171.40

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Solution

The fourth proportional to 11,206.27, 15,465.54 and 6,171.40 is: 8,517.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,206.27 : 15,465.54 = 6,171.40 : x
  2. Step 2: Convert to fraction form
    11,206.27/15,465.54 = 6,171.40/x
  3. Step 3: Cross multiply
    11,206.27x = 15,465.54 × 6,171.40
  4. Step 4: Simplify right side
    11,206.27x = 95,444,033.56
  5. Step 5: Solve for x
    x = 95,444,033.56/11,206.27
  6. Step 6: Final answer
    x = 8,517.02

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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.