Home / 5,819.36-8,730.56-5,175.04

Finding the Fourth Proportional to 5,819.36, 8,730.56 and 5,175.04

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Solution

The fourth proportional to 5,819.36, 8,730.56 and 5,175.04 is: 7,763.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,819.36 : 8,730.56 = 5,175.04 : x
  2. Step 2: Convert to fraction form
    5,819.36/8,730.56 = 5,175.04/x
  3. Step 3: Cross multiply
    5,819.36x = 8,730.56 × 5,175.04
  4. Step 4: Simplify right side
    5,819.36x = 45,180,997.22
  5. Step 5: Solve for x
    x = 45,180,997.22/5,819.36
  6. Step 6: Final answer
    x = 7,763.91

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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.