Home / 4,274.44-6,445.83-4,215.96

Finding the Fourth Proportional to 4,274.44, 6,445.83 and 4,215.96

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Solution

The fourth proportional to 4,274.44, 6,445.83 and 4,215.96 is: 6,357.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,274.44 : 6,445.83 = 4,215.96 : x
  2. Step 2: Convert to fraction form
    4,274.44/6,445.83 = 4,215.96/x
  3. Step 3: Cross multiply
    4,274.44x = 6,445.83 × 4,215.96
  4. Step 4: Simplify right side
    4,274.44x = 27,175,377.26
  5. Step 5: Solve for x
    x = 27,175,377.26/4,274.44
  6. Step 6: Final answer
    x = 6,357.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.