Home / 6,917.76-10,370.40-2,532.12

Finding the Fourth Proportional to 6,917.76, 10,370.40 and 2,532.12

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Solution

The fourth proportional to 6,917.76, 10,370.40 and 2,532.12 is: 3,795.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,917.76 : 10,370.40 = 2,532.12 : x
  2. Step 2: Convert to fraction form
    6,917.76/10,370.40 = 2,532.12/x
  3. Step 3: Cross multiply
    6,917.76x = 10,370.40 × 2,532.12
  4. Step 4: Simplify right side
    6,917.76x = 26,259,097.25
  5. Step 5: Solve for x
    x = 26,259,097.25/6,917.76
  6. Step 6: Final answer
    x = 3,795.90

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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.