Home / 4,418.16-6,623.76-2,228.32

Finding the Fourth Proportional to 4,418.16, 6,623.76 and 2,228.32

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Solution

The fourth proportional to 4,418.16, 6,623.76 and 2,228.32 is: 3,340.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,418.16 : 6,623.76 = 2,228.32 : x
  2. Step 2: Convert to fraction form
    4,418.16/6,623.76 = 2,228.32/x
  3. Step 3: Cross multiply
    4,418.16x = 6,623.76 × 2,228.32
  4. Step 4: Simplify right side
    4,418.16x = 14,759,856.88
  5. Step 5: Solve for x
    x = 14,759,856.88/4,418.16
  6. Step 6: Final answer
    x = 3,340.72

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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.