Home / 3,079.59-4,247.96-1,884.03

Finding the Fourth Proportional to 3,079.59, 4,247.96 and 1,884.03

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Solution

The fourth proportional to 3,079.59, 4,247.96 and 1,884.03 is: 2,598.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079.59 : 4,247.96 = 1,884.03 : x
  2. Step 2: Convert to fraction form
    3,079.59/4,247.96 = 1,884.03/x
  3. Step 3: Cross multiply
    3,079.59x = 4,247.96 × 1,884.03
  4. Step 4: Simplify right side
    3,079.59x = 8,003,274.66
  5. Step 5: Solve for x
    x = 8,003,274.66/3,079.59
  6. Step 6: Final answer
    x = 2,598.81

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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.