Home / 4,151.21-6,228.03-1,229.59

Finding the Fourth Proportional to 4,151.21, 6,228.03 and 1,229.59

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Solution

The fourth proportional to 4,151.21, 6,228.03 and 1,229.59 is: 1,844.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,151.21 : 6,228.03 = 1,229.59 : x
  2. Step 2: Convert to fraction form
    4,151.21/6,228.03 = 1,229.59/x
  3. Step 3: Cross multiply
    4,151.21x = 6,228.03 × 1,229.59
  4. Step 4: Simplify right side
    4,151.21x = 7,657,923.41
  5. Step 5: Solve for x
    x = 7,657,923.41/4,151.21
  6. Step 6: Final answer
    x = 1,844.74

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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.