Home / 6,981.85-10,472.82-2,051.47

Finding the Fourth Proportional to 6,981.85, 10,472.82 and 2,051.47

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Solution

The fourth proportional to 6,981.85, 10,472.82 and 2,051.47 is: 3,077.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,981.85 : 10,472.82 = 2,051.47 : x
  2. Step 2: Convert to fraction form
    6,981.85/10,472.82 = 2,051.47/x
  3. Step 3: Cross multiply
    6,981.85x = 10,472.82 × 2,051.47
  4. Step 4: Simplify right side
    6,981.85x = 21,484,676.05
  5. Step 5: Solve for x
    x = 21,484,676.05/6,981.85
  6. Step 6: Final answer
    x = 3,077.22

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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.