Home / 4,151.50-6,226.20-1,229.14

Finding the Fourth Proportional to 4,151.50, 6,226.20 and 1,229.14

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Solution

The fourth proportional to 4,151.50, 6,226.20 and 1,229.14 is: 1,843.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,151.50 : 6,226.20 = 1,229.14 : x
  2. Step 2: Convert to fraction form
    4,151.50/6,226.20 = 1,229.14/x
  3. Step 3: Cross multiply
    4,151.50x = 6,226.20 × 1,229.14
  4. Step 4: Simplify right side
    4,151.50x = 7,652,871.47
  5. Step 5: Solve for x
    x = 7,652,871.47/4,151.50
  6. Step 6: Final answer
    x = 1,843.40

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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.