Home / 8,460.05-11,674.94-4,924.40

Finding the Fourth Proportional to 8,460.05, 11,674.94 and 4,924.40

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Solution

The fourth proportional to 8,460.05, 11,674.94 and 4,924.40 is: 6,795.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,460.05 : 11,674.94 = 4,924.40 : x
  2. Step 2: Convert to fraction form
    8,460.05/11,674.94 = 4,924.40/x
  3. Step 3: Cross multiply
    8,460.05x = 11,674.94 × 4,924.40
  4. Step 4: Simplify right side
    8,460.05x = 57,491,991.54
  5. Step 5: Solve for x
    x = 57,491,991.54/8,460.05
  6. Step 6: Final answer
    x = 6,795.71

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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.