Home / 5,528.57-7,629.48-3,010.68

Finding the Fourth Proportional to 5,528.57, 7,629.48 and 3,010.68

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Solution

The fourth proportional to 5,528.57, 7,629.48 and 3,010.68 is: 4,154.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,528.57 : 7,629.48 = 3,010.68 : x
  2. Step 2: Convert to fraction form
    5,528.57/7,629.48 = 3,010.68/x
  3. Step 3: Cross multiply
    5,528.57x = 7,629.48 × 3,010.68
  4. Step 4: Simplify right side
    5,528.57x = 22,969,922.85
  5. Step 5: Solve for x
    x = 22,969,922.85/5,528.57
  6. Step 6: Final answer
    x = 4,154.77

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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.