Home / 8,287.24-11,433.18-4,748.56

Finding the Fourth Proportional to 8,287.24, 11,433.18 and 4,748.56

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Solution

The fourth proportional to 8,287.24, 11,433.18 and 4,748.56 is: 6,551.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,287.24 : 11,433.18 = 4,748.56 : x
  2. Step 2: Convert to fraction form
    8,287.24/11,433.18 = 4,748.56/x
  3. Step 3: Cross multiply
    8,287.24x = 11,433.18 × 4,748.56
  4. Step 4: Simplify right side
    8,287.24x = 54,291,141.22
  5. Step 5: Solve for x
    x = 54,291,141.22/8,287.24
  6. Step 6: Final answer
    x = 6,551.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.