Home / 4,755.76-6,556.36-4,099.60

Finding the Fourth Proportional to 4,755.76, 6,556.36 and 4,099.60

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Solution

The fourth proportional to 4,755.76, 6,556.36 and 4,099.60 is: 5,651.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,755.76 : 6,556.36 = 4,099.60 : x
  2. Step 2: Convert to fraction form
    4,755.76/6,556.36 = 4,099.60/x
  3. Step 3: Cross multiply
    4,755.76x = 6,556.36 × 4,099.60
  4. Step 4: Simplify right side
    4,755.76x = 26,878,453.46
  5. Step 5: Solve for x
    x = 26,878,453.46/4,755.76
  6. Step 6: Final answer
    x = 5,651.77

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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.