Home / 1,589.64-2,374.56-1,357.44

Finding the Fourth Proportional to 1,589.64, 2,374.56 and 1,357.44

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Solution

The fourth proportional to 1,589.64, 2,374.56 and 1,357.44 is: 2,027.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589.64 : 2,374.56 = 1,357.44 : x
  2. Step 2: Convert to fraction form
    1,589.64/2,374.56 = 1,357.44/x
  3. Step 3: Cross multiply
    1,589.64x = 2,374.56 × 1,357.44
  4. Step 4: Simplify right side
    1,589.64x = 3,223,322.73
  5. Step 5: Solve for x
    x = 3,223,322.73/1,589.64
  6. Step 6: Final answer
    x = 2,027.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.