Home / 2,290.56-3,450.24-2,260.32

Finding the Fourth Proportional to 2,290.56, 3,450.24 and 2,260.32

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Solution

The fourth proportional to 2,290.56, 3,450.24 and 2,260.32 is: 3,404.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,290.56 : 3,450.24 = 2,260.32 : x
  2. Step 2: Convert to fraction form
    2,290.56/3,450.24 = 2,260.32/x
  3. Step 3: Cross multiply
    2,290.56x = 3,450.24 × 2,260.32
  4. Step 4: Simplify right side
    2,290.56x = 7,798,646.48
  5. Step 5: Solve for x
    x = 7,798,646.48/2,290.56
  6. Step 6: Final answer
    x = 3,404.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.