Home / 5,551.65-8,331.56-2,629.94

Finding the Fourth Proportional to 5,551.65, 8,331.56 and 2,629.94

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Solution

The fourth proportional to 5,551.65, 8,331.56 and 2,629.94 is: 3,946.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,551.65 : 8,331.56 = 2,629.94 : x
  2. Step 2: Convert to fraction form
    5,551.65/8,331.56 = 2,629.94/x
  3. Step 3: Cross multiply
    5,551.65x = 8,331.56 × 2,629.94
  4. Step 4: Simplify right side
    5,551.65x = 21,911,530.31
  5. Step 5: Solve for x
    x = 21,911,530.31/5,551.65
  6. Step 6: Final answer
    x = 3,946.85

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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.