Home / 11,269.27-15,546.35-7,291.67

Finding the Fourth Proportional to 11,269.27, 15,546.35 and 7,291.67

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Solution

The fourth proportional to 11,269.27, 15,546.35 and 7,291.67 is: 10,059.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,269.27 : 15,546.35 = 7,291.67 : x
  2. Step 2: Convert to fraction form
    11,269.27/15,546.35 = 7,291.67/x
  3. Step 3: Cross multiply
    11,269.27x = 15,546.35 × 7,291.67
  4. Step 4: Simplify right side
    11,269.27x = 113,358,794.40
  5. Step 5: Solve for x
    x = 113,358,794.40/11,269.27
  6. Step 6: Final answer
    x = 10,059.11

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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.