Home / 2,200.75-3,035.61-1,537.36

Finding the Fourth Proportional to 2,200.75, 3,035.61 and 1,537.36

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Solution

The fourth proportional to 2,200.75, 3,035.61 and 1,537.36 is: 2,120.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,200.75 : 3,035.61 = 1,537.36 : x
  2. Step 2: Convert to fraction form
    2,200.75/3,035.61 = 1,537.36/x
  3. Step 3: Cross multiply
    2,200.75x = 3,035.61 × 1,537.36
  4. Step 4: Simplify right side
    2,200.75x = 4,666,825.39
  5. Step 5: Solve for x
    x = 4,666,825.39/2,200.75
  6. Step 6: Final answer
    x = 2,120.56

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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.