Home / 3,080.04-4,247.82-2,031

Finding the Fourth Proportional to 3,080.04, 4,247.82 and 2,031

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Solution

The fourth proportional to 3,080.04, 4,247.82 and 2,031 is: 2,801.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,080.04 : 4,247.82 = 2,031 : x
  2. Step 2: Convert to fraction form
    3,080.04/4,247.82 = 2,031/x
  3. Step 3: Cross multiply
    3,080.04x = 4,247.82 × 2,031
  4. Step 4: Simplify right side
    3,080.04x = 8,627,322.42
  5. Step 5: Solve for x
    x = 8,627,322.42/3,080.04
  6. Step 6: Final answer
    x = 2,801.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.