Home / 6,971.86-10,458.42-2,587.96

Finding the Fourth Proportional to 6,971.86, 10,458.42 and 2,587.96

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Solution

The fourth proportional to 6,971.86, 10,458.42 and 2,587.96 is: 3,882.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,971.86 : 10,458.42 = 2,587.96 : x
  2. Step 2: Convert to fraction form
    6,971.86/10,458.42 = 2,587.96/x
  3. Step 3: Cross multiply
    6,971.86x = 10,458.42 × 2,587.96
  4. Step 4: Simplify right side
    6,971.86x = 27,065,972.62
  5. Step 5: Solve for x
    x = 27,065,972.62/6,971.86
  6. Step 6: Final answer
    x = 3,882.17

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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.