Home / 4,418.32-6,627.48-2,228.90

Finding the Fourth Proportional to 4,418.32, 6,627.48 and 2,228.90

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Solution

The fourth proportional to 4,418.32, 6,627.48 and 2,228.90 is: 3,343.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,418.32 : 6,627.48 = 2,228.90 : x
  2. Step 2: Convert to fraction form
    4,418.32/6,627.48 = 2,228.90/x
  3. Step 3: Cross multiply
    4,418.32x = 6,627.48 × 2,228.90
  4. Step 4: Simplify right side
    4,418.32x = 14,771,990.17
  5. Step 5: Solve for x
    x = 14,771,990.17/4,418.32
  6. Step 6: Final answer
    x = 3,343.35

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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.