Home / 4,080.21-6,117.85-2,228.75

Finding the Fourth Proportional to 4,080.21, 6,117.85 and 2,228.75

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Solution

The fourth proportional to 4,080.21, 6,117.85 and 2,228.75 is: 3,341.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080.21 : 6,117.85 = 2,228.75 : x
  2. Step 2: Convert to fraction form
    4,080.21/6,117.85 = 2,228.75/x
  3. Step 3: Cross multiply
    4,080.21x = 6,117.85 × 2,228.75
  4. Step 4: Simplify right side
    4,080.21x = 13,635,158.19
  5. Step 5: Solve for x
    x = 13,635,158.19/4,080.21
  6. Step 6: Final answer
    x = 3,341.78

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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.