Home / 4,263.45-6,388.22-2,616.52

Finding the Fourth Proportional to 4,263.45, 6,388.22 and 2,616.52

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Solution

The fourth proportional to 4,263.45, 6,388.22 and 2,616.52 is: 3,920.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,263.45 : 6,388.22 = 2,616.52 : x
  2. Step 2: Convert to fraction form
    4,263.45/6,388.22 = 2,616.52/x
  3. Step 3: Cross multiply
    4,263.45x = 6,388.22 × 2,616.52
  4. Step 4: Simplify right side
    4,263.45x = 16,714,860.37
  5. Step 5: Solve for x
    x = 16,714,860.37/4,263.45
  6. Step 6: Final answer
    x = 3,920.51

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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.