Home / 2,752.58-3,797.52-1,690.02

Finding the Fourth Proportional to 2,752.58, 3,797.52 and 1,690.02

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Solution

The fourth proportional to 2,752.58, 3,797.52 and 1,690.02 is: 2,331.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,752.58 : 3,797.52 = 1,690.02 : x
  2. Step 2: Convert to fraction form
    2,752.58/3,797.52 = 1,690.02/x
  3. Step 3: Cross multiply
    2,752.58x = 3,797.52 × 1,690.02
  4. Step 4: Simplify right side
    2,752.58x = 6,417,884.75
  5. Step 5: Solve for x
    x = 6,417,884.75/2,752.58
  6. Step 6: Final answer
    x = 2,331.59

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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.