Home / 2,623.64-3,620.55-1,505.24

Finding the Fourth Proportional to 2,623.64, 3,620.55 and 1,505.24

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Solution

The fourth proportional to 2,623.64, 3,620.55 and 1,505.24 is: 2,077.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,623.64 : 3,620.55 = 1,505.24 : x
  2. Step 2: Convert to fraction form
    2,623.64/3,620.55 = 1,505.24/x
  3. Step 3: Cross multiply
    2,623.64x = 3,620.55 × 1,505.24
  4. Step 4: Simplify right side
    2,623.64x = 5,449,796.68
  5. Step 5: Solve for x
    x = 5,449,796.68/2,623.64
  6. Step 6: Final answer
    x = 2,077.19

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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.