Home / 3,774.20-5,660.89-2,310.80

Finding the Fourth Proportional to 3,774.20, 5,660.89 and 2,310.80

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Solution

The fourth proportional to 3,774.20, 5,660.89 and 2,310.80 is: 3,465.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,774.20 : 5,660.89 = 2,310.80 : x
  2. Step 2: Convert to fraction form
    3,774.20/5,660.89 = 2,310.80/x
  3. Step 3: Cross multiply
    3,774.20x = 5,660.89 × 2,310.80
  4. Step 4: Simplify right side
    3,774.20x = 13,081,150.53
  5. Step 5: Solve for x
    x = 13,081,150.53/3,774.20
  6. Step 6: Final answer
    x = 3,465.94

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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.