Home / 6,506.43-9,760.65-2,122.53

Finding the Fourth Proportional to 6,506.43, 9,760.65 and 2,122.53

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Solution

The fourth proportional to 6,506.43, 9,760.65 and 2,122.53 is: 3,184.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,506.43 : 9,760.65 = 2,122.53 : x
  2. Step 2: Convert to fraction form
    6,506.43/9,760.65 = 2,122.53/x
  3. Step 3: Cross multiply
    6,506.43x = 9,760.65 × 2,122.53
  4. Step 4: Simplify right side
    6,506.43x = 20,717,272.44
  5. Step 5: Solve for x
    x = 20,717,272.44/6,506.43
  6. Step 6: Final answer
    x = 3,184.12

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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.