Home / 5,913.16-8,159.78-3,260.60

Finding the Fourth Proportional to 5,913.16, 8,159.78 and 3,260.60

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Solution

The fourth proportional to 5,913.16, 8,159.78 and 3,260.60 is: 4,499.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,913.16 : 8,159.78 = 3,260.60 : x
  2. Step 2: Convert to fraction form
    5,913.16/8,159.78 = 3,260.60/x
  3. Step 3: Cross multiply
    5,913.16x = 8,159.78 × 3,260.60
  4. Step 4: Simplify right side
    5,913.16x = 26,605,778.67
  5. Step 5: Solve for x
    x = 26,605,778.67/5,913.16
  6. Step 6: Final answer
    x = 4,499.42

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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.