Home / 5,500.26-7,585.74-3,610.40

Finding the Fourth Proportional to 5,500.26, 7,585.74 and 3,610.40

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Solution

The fourth proportional to 5,500.26, 7,585.74 and 3,610.40 is: 4,979.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,500.26 : 7,585.74 = 3,610.40 : x
  2. Step 2: Convert to fraction form
    5,500.26/7,585.74 = 3,610.40/x
  3. Step 3: Cross multiply
    5,500.26x = 7,585.74 × 3,610.40
  4. Step 4: Simplify right side
    5,500.26x = 27,387,517.77
  5. Step 5: Solve for x
    x = 27,387,517.77/5,500.26
  6. Step 6: Final answer
    x = 4,979.31

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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.