Home / 7,792.48-10,753.60-4,255.68

Finding the Fourth Proportional to 7,792.48, 10,753.60 and 4,255.68

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Solution

The fourth proportional to 7,792.48, 10,753.60 and 4,255.68 is: 5,872.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,792.48 : 10,753.60 = 4,255.68 : x
  2. Step 2: Convert to fraction form
    7,792.48/10,753.60 = 4,255.68/x
  3. Step 3: Cross multiply
    7,792.48x = 10,753.60 × 4,255.68
  4. Step 4: Simplify right side
    7,792.48x = 45,763,880.45
  5. Step 5: Solve for x
    x = 45,763,880.45/7,792.48
  6. Step 6: Final answer
    x = 5,872.83

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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.