Home / 5,528.72-7,629.44-3,010.72

Finding the Fourth Proportional to 5,528.72, 7,629.44 and 3,010.72

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Solution

The fourth proportional to 5,528.72, 7,629.44 and 3,010.72 is: 4,154.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,528.72 : 7,629.44 = 3,010.72 : x
  2. Step 2: Convert to fraction form
    5,528.72/7,629.44 = 3,010.72/x
  3. Step 3: Cross multiply
    5,528.72x = 7,629.44 × 3,010.72
  4. Step 4: Simplify right side
    5,528.72x = 22,970,107.60
  5. Step 5: Solve for x
    x = 22,970,107.60/5,528.72
  6. Step 6: Final answer
    x = 4,154.69

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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.