Home / 3,069.90-4,601.18-1,768.68

Finding the Fourth Proportional to 3,069.90, 4,601.18 and 1,768.68

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Solution

The fourth proportional to 3,069.90, 4,601.18 and 1,768.68 is: 2,650.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,069.90 : 4,601.18 = 1,768.68 : x
  2. Step 2: Convert to fraction form
    3,069.90/4,601.18 = 1,768.68/x
  3. Step 3: Cross multiply
    3,069.90x = 4,601.18 × 1,768.68
  4. Step 4: Simplify right side
    3,069.90x = 8,138,015.04
  5. Step 5: Solve for x
    x = 8,138,015.04/3,069.90
  6. Step 6: Final answer
    x = 2,650.91

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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.