Home / 9,481.14-13,076.10-7,119.18

Finding the Fourth Proportional to 9,481.14, 13,076.10 and 7,119.18

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Solution

The fourth proportional to 9,481.14, 13,076.10 and 7,119.18 is: 9,818.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,481.14 : 13,076.10 = 7,119.18 : x
  2. Step 2: Convert to fraction form
    9,481.14/13,076.10 = 7,119.18/x
  3. Step 3: Cross multiply
    9,481.14x = 13,076.10 × 7,119.18
  4. Step 4: Simplify right side
    9,481.14x = 93,091,109.60
  5. Step 5: Solve for x
    x = 93,091,109.60/9,481.14
  6. Step 6: Final answer
    x = 9,818.56

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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.