Home / 2,293.24-3,163.52-1,585.78

Finding the Fourth Proportional to 2,293.24, 3,163.52 and 1,585.78

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Solution

The fourth proportional to 2,293.24, 3,163.52 and 1,585.78 is: 2,187.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,293.24 : 3,163.52 = 1,585.78 : x
  2. Step 2: Convert to fraction form
    2,293.24/3,163.52 = 1,585.78/x
  3. Step 3: Cross multiply
    2,293.24x = 3,163.52 × 1,585.78
  4. Step 4: Simplify right side
    2,293.24x = 5,016,646.75
  5. Step 5: Solve for x
    x = 5,016,646.75/2,293.24
  6. Step 6: Final answer
    x = 2,187.58

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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.