Home / 4,150.36-6,225.40-1,228.72

Finding the Fourth Proportional to 4,150.36, 6,225.40 and 1,228.72

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Solution

The fourth proportional to 4,150.36, 6,225.40 and 1,228.72 is: 1,843.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,150.36 : 6,225.40 = 1,228.72 : x
  2. Step 2: Convert to fraction form
    4,150.36/6,225.40 = 1,228.72/x
  3. Step 3: Cross multiply
    4,150.36x = 6,225.40 × 1,228.72
  4. Step 4: Simplify right side
    4,150.36x = 7,649,273.49
  5. Step 5: Solve for x
    x = 7,649,273.49/4,150.36
  6. Step 6: Final answer
    x = 1,843.04

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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.