Home / 3,076.23-4,247.24-1,899.03

Finding the Fourth Proportional to 3,076.23, 4,247.24 and 1,899.03

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Solution

The fourth proportional to 3,076.23, 4,247.24 and 1,899.03 is: 2,621.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,076.23 : 4,247.24 = 1,899.03 : x
  2. Step 2: Convert to fraction form
    3,076.23/4,247.24 = 1,899.03/x
  3. Step 3: Cross multiply
    3,076.23x = 4,247.24 × 1,899.03
  4. Step 4: Simplify right side
    3,076.23x = 8,065,626.68
  5. Step 5: Solve for x
    x = 8,065,626.68/3,076.23
  6. Step 6: Final answer
    x = 2,621.92

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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.