Home / 2,047.79-2,825.85-1,163.58

Finding the Fourth Proportional to 2,047.79, 2,825.85 and 1,163.58

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Solution

The fourth proportional to 2,047.79, 2,825.85 and 1,163.58 is: 1,605.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,047.79 : 2,825.85 = 1,163.58 : x
  2. Step 2: Convert to fraction form
    2,047.79/2,825.85 = 1,163.58/x
  3. Step 3: Cross multiply
    2,047.79x = 2,825.85 × 1,163.58
  4. Step 4: Simplify right side
    2,047.79x = 3,288,096.31
  5. Step 5: Solve for x
    x = 3,288,096.31/2,047.79
  6. Step 6: Final answer
    x = 1,605.68

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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.