Home / 3,079.02-4,249.41-1,752.99

Finding the Fourth Proportional to 3,079.02, 4,249.41 and 1,752.99

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Solution

The fourth proportional to 3,079.02, 4,249.41 and 1,752.99 is: 2,419.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079.02 : 4,249.41 = 1,752.99 : x
  2. Step 2: Convert to fraction form
    3,079.02/4,249.41 = 1,752.99/x
  3. Step 3: Cross multiply
    3,079.02x = 4,249.41 × 1,752.99
  4. Step 4: Simplify right side
    3,079.02x = 7,449,173.24
  5. Step 5: Solve for x
    x = 7,449,173.24/3,079.02
  6. Step 6: Final answer
    x = 2,419.33

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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.