Home / 4,080.08-6,115.40-1,884.20

Finding the Fourth Proportional to 4,080.08, 6,115.40 and 1,884.20

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Solution

The fourth proportional to 4,080.08, 6,115.40 and 1,884.20 is: 2,824.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080.08 : 6,115.40 = 1,884.20 : x
  2. Step 2: Convert to fraction form
    4,080.08/6,115.40 = 1,884.20/x
  3. Step 3: Cross multiply
    4,080.08x = 6,115.40 × 1,884.20
  4. Step 4: Simplify right side
    4,080.08x = 11,522,636.68
  5. Step 5: Solve for x
    x = 11,522,636.68/4,080.08
  6. Step 6: Final answer
    x = 2,824.12

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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.