Home / 5,865.90-8,800.38-2,579.64

Finding the Fourth Proportional to 5,865.90, 8,800.38 and 2,579.64

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Solution

The fourth proportional to 5,865.90, 8,800.38 and 2,579.64 is: 3,870.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,865.90 : 8,800.38 = 2,579.64 : x
  2. Step 2: Convert to fraction form
    5,865.90/8,800.38 = 2,579.64/x
  3. Step 3: Cross multiply
    5,865.90x = 8,800.38 × 2,579.64
  4. Step 4: Simplify right side
    5,865.90x = 22,701,812.26
  5. Step 5: Solve for x
    x = 22,701,812.26/5,865.90
  6. Step 6: Final answer
    x = 3,870.13

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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.