Home / 7,819.83-10,792.08-4,283.55

Finding the Fourth Proportional to 7,819.83, 10,792.08 and 4,283.55

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Solution

The fourth proportional to 7,819.83, 10,792.08 and 4,283.55 is: 5,911.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,819.83 : 10,792.08 = 4,283.55 : x
  2. Step 2: Convert to fraction form
    7,819.83/10,792.08 = 4,283.55/x
  3. Step 3: Cross multiply
    7,819.83x = 10,792.08 × 4,283.55
  4. Step 4: Simplify right side
    7,819.83x = 46,228,414.28
  5. Step 5: Solve for x
    x = 46,228,414.28/7,819.83
  6. Step 6: Final answer
    x = 5,911.69

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1.5x scale

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.