Home / 11,176.25-15,423.17-6,071.73

Finding the Fourth Proportional to 11,176.25, 15,423.17 and 6,071.73

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Solution

The fourth proportional to 11,176.25, 15,423.17 and 6,071.73 is: 8,378.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,176.25 : 15,423.17 = 6,071.73 : x
  2. Step 2: Convert to fraction form
    11,176.25/15,423.17 = 6,071.73/x
  3. Step 3: Cross multiply
    11,176.25x = 15,423.17 × 6,071.73
  4. Step 4: Simplify right side
    11,176.25x = 93,645,293.63
  5. Step 5: Solve for x
    x = 93,645,293.63/11,176.25
  6. Step 6: Final answer
    x = 8,378.96

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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.