Home / 7,491.24-11,230.38-2,871

Finding the Fourth Proportional to 7,491.24, 11,230.38 and 2,871

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Solution

The fourth proportional to 7,491.24, 11,230.38 and 2,871 is: 4,304.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,491.24 : 11,230.38 = 2,871 : x
  2. Step 2: Convert to fraction form
    7,491.24/11,230.38 = 2,871/x
  3. Step 3: Cross multiply
    7,491.24x = 11,230.38 × 2,871
  4. Step 4: Simplify right side
    7,491.24x = 32,242,420.98
  5. Step 5: Solve for x
    x = 32,242,420.98/7,491.24
  6. Step 6: Final answer
    x = 4,304.02

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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.