Home / 6,740.82-10,112.14-6,330.76

Finding the Fourth Proportional to 6,740.82, 10,112.14 and 6,330.76

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Solution

The fourth proportional to 6,740.82, 10,112.14 and 6,330.76 is: 9,496.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,740.82 : 10,112.14 = 6,330.76 : x
  2. Step 2: Convert to fraction form
    6,740.82/10,112.14 = 6,330.76/x
  3. Step 3: Cross multiply
    6,740.82x = 10,112.14 × 6,330.76
  4. Step 4: Simplify right side
    6,740.82x = 64,017,514.06
  5. Step 5: Solve for x
    x = 64,017,514.06/6,740.82
  6. Step 6: Final answer
    x = 9,496.99

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.