Home / 1,744.87-2,408.97-1,148.30

Finding the Fourth Proportional to 1,744.87, 2,408.97 and 1,148.30

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Solution

The fourth proportional to 1,744.87, 2,408.97 and 1,148.30 is: 1,585.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,744.87 : 2,408.97 = 1,148.30 : x
  2. Step 2: Convert to fraction form
    1,744.87/2,408.97 = 1,148.30/x
  3. Step 3: Cross multiply
    1,744.87x = 2,408.97 × 1,148.30
  4. Step 4: Simplify right side
    1,744.87x = 2,766,220.25
  5. Step 5: Solve for x
    x = 2,766,220.25/1,744.87
  6. Step 6: Final answer
    x = 1,585.34

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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.