Home / 4,226.16-6,339.20-1,148.16

Finding the Fourth Proportional to 4,226.16, 6,339.20 and 1,148.16

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Solution

The fourth proportional to 4,226.16, 6,339.20 and 1,148.16 is: 1,722.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,226.16 : 6,339.20 = 1,148.16 : x
  2. Step 2: Convert to fraction form
    4,226.16/6,339.20 = 1,148.16/x
  3. Step 3: Cross multiply
    4,226.16x = 6,339.20 × 1,148.16
  4. Step 4: Simplify right side
    4,226.16x = 7,278,415.87
  5. Step 5: Solve for x
    x = 7,278,415.87/4,226.16
  6. Step 6: Final answer
    x = 1,722.23

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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.