Home / 3,079.04-4,249.40-1,752.98

Finding the Fourth Proportional to 3,079.04, 4,249.40 and 1,752.98

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Solution

The fourth proportional to 3,079.04, 4,249.40 and 1,752.98 is: 2,419.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079.04 : 4,249.40 = 1,752.98 : x
  2. Step 2: Convert to fraction form
    3,079.04/4,249.40 = 1,752.98/x
  3. Step 3: Cross multiply
    3,079.04x = 4,249.40 × 1,752.98
  4. Step 4: Simplify right side
    3,079.04x = 7,449,083.20
  5. Step 5: Solve for x
    x = 7,449,083.20/3,079.04
  6. Step 6: Final answer
    x = 2,419.29

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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.