Home / 8,508.18-11,739.87-4,731.24

Finding the Fourth Proportional to 8,508.18, 11,739.87 and 4,731.24

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Solution

The fourth proportional to 8,508.18, 11,739.87 and 4,731.24 is: 6,528.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,508.18 : 11,739.87 = 4,731.24 : x
  2. Step 2: Convert to fraction form
    8,508.18/11,739.87 = 4,731.24/x
  3. Step 3: Cross multiply
    8,508.18x = 11,739.87 × 4,731.24
  4. Step 4: Simplify right side
    8,508.18x = 55,544,142.54
  5. Step 5: Solve for x
    x = 55,544,142.54/8,508.18
  6. Step 6: Final answer
    x = 6,528.32

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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.