Home / 1,742.87-2,405.15-1,044.24

Finding the Fourth Proportional to 1,742.87, 2,405.15 and 1,044.24

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Solution

The fourth proportional to 1,742.87, 2,405.15 and 1,044.24 is: 1,441.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,742.87 : 2,405.15 = 1,044.24 : x
  2. Step 2: Convert to fraction form
    1,742.87/2,405.15 = 1,044.24/x
  3. Step 3: Cross multiply
    1,742.87x = 2,405.15 × 1,044.24
  4. Step 4: Simplify right side
    1,742.87x = 2,511,548.61
  5. Step 5: Solve for x
    x = 2,511,548.61/1,742.87
  6. Step 6: Final answer
    x = 1,441.05

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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.