Home / 2,768.19-4,150.40-1,452.69

Finding the Fourth Proportional to 2,768.19, 4,150.40 and 1,452.69

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Solution

The fourth proportional to 2,768.19, 4,150.40 and 1,452.69 is: 2,178.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,768.19 : 4,150.40 = 1,452.69 : x
  2. Step 2: Convert to fraction form
    2,768.19/4,150.40 = 1,452.69/x
  3. Step 3: Cross multiply
    2,768.19x = 4,150.40 × 1,452.69
  4. Step 4: Simplify right side
    2,768.19x = 6,029,237.31
  5. Step 5: Solve for x
    x = 6,029,237.31/2,768.19
  6. Step 6: Final answer
    x = 2,178.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.