Home / 2,589.53-3,564.79-2,340.06

Finding the Fourth Proportional to 2,589.53, 3,564.79 and 2,340.06

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Solution

The fourth proportional to 2,589.53, 3,564.79 and 2,340.06 is: 3,221.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,589.53 : 3,564.79 = 2,340.06 : x
  2. Step 2: Convert to fraction form
    2,589.53/3,564.79 = 2,340.06/x
  3. Step 3: Cross multiply
    2,589.53x = 3,564.79 × 2,340.06
  4. Step 4: Simplify right side
    2,589.53x = 8,341,816.64
  5. Step 5: Solve for x
    x = 8,341,816.64/2,589.53
  6. Step 6: Final answer
    x = 3,221.37

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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.