Home / 8,116.74-11,199.16-4,579.96

Finding the Fourth Proportional to 8,116.74, 11,199.16 and 4,579.96

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Solution

The fourth proportional to 8,116.74, 11,199.16 and 4,579.96 is: 6,319.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,116.74 : 11,199.16 = 4,579.96 : x
  2. Step 2: Convert to fraction form
    8,116.74/11,199.16 = 4,579.96/x
  3. Step 3: Cross multiply
    8,116.74x = 11,199.16 × 4,579.96
  4. Step 4: Simplify right side
    8,116.74x = 51,291,703.56
  5. Step 5: Solve for x
    x = 51,291,703.56/8,116.74
  6. Step 6: Final answer
    x = 6,319.25

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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.