Home / 3,080.34-4,249.08-1,753.77

Finding the Fourth Proportional to 3,080.34, 4,249.08 and 1,753.77

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Solution

The fourth proportional to 3,080.34, 4,249.08 and 1,753.77 is: 2,419.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,080.34 : 4,249.08 = 1,753.77 : x
  2. Step 2: Convert to fraction form
    3,080.34/4,249.08 = 1,753.77/x
  3. Step 3: Cross multiply
    3,080.34x = 4,249.08 × 1,753.77
  4. Step 4: Simplify right side
    3,080.34x = 7,451,909.03
  5. Step 5: Solve for x
    x = 7,451,909.03/3,080.34
  6. Step 6: Final answer
    x = 2,419.18

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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.