Home / 11,081.48-15,289.16-7,095.67

Finding the Fourth Proportional to 11,081.48, 15,289.16 and 7,095.67

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Solution

The fourth proportional to 11,081.48, 15,289.16 and 7,095.67 is: 9,789.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,081.48 : 15,289.16 = 7,095.67 : x
  2. Step 2: Convert to fraction form
    11,081.48/15,289.16 = 7,095.67/x
  3. Step 3: Cross multiply
    11,081.48x = 15,289.16 × 7,095.67
  4. Step 4: Simplify right side
    11,081.48x = 108,486,760.24
  5. Step 5: Solve for x
    x = 108,486,760.24/11,081.48
  6. Step 6: Final answer
    x = 9,789.92

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Double scale
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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.