Home / 4,226.25-6,339.39-1,148.25

Finding the Fourth Proportional to 4,226.25, 6,339.39 and 1,148.25

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Solution

The fourth proportional to 4,226.25, 6,339.39 and 1,148.25 is: 1,722.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,226.25 : 6,339.39 = 1,148.25 : x
  2. Step 2: Convert to fraction form
    4,226.25/6,339.39 = 1,148.25/x
  3. Step 3: Cross multiply
    4,226.25x = 6,339.39 × 1,148.25
  4. Step 4: Simplify right side
    4,226.25x = 7,279,204.57
  5. Step 5: Solve for x
    x = 7,279,204.57/4,226.25
  6. Step 6: Final answer
    x = 1,722.38

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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.