Home / 4,129.02-6,185.46-2,738.22

Finding the Fourth Proportional to 4,129.02, 6,185.46 and 2,738.22

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Solution

The fourth proportional to 4,129.02, 6,185.46 and 2,738.22 is: 4,101.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,129.02 : 6,185.46 = 2,738.22 : x
  2. Step 2: Convert to fraction form
    4,129.02/6,185.46 = 2,738.22/x
  3. Step 3: Cross multiply
    4,129.02x = 6,185.46 × 2,738.22
  4. Step 4: Simplify right side
    4,129.02x = 16,937,150.28
  5. Step 5: Solve for x
    x = 16,937,150.28/4,129.02
  6. Step 6: Final answer
    x = 4,101.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.