Home / 4,286.22-5,915.54-2,397.91

Finding the Fourth Proportional to 4,286.22, 5,915.54 and 2,397.91

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Solution

The fourth proportional to 4,286.22, 5,915.54 and 2,397.91 is: 3,309.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,286.22 : 5,915.54 = 2,397.91 : x
  2. Step 2: Convert to fraction form
    4,286.22/5,915.54 = 2,397.91/x
  3. Step 3: Cross multiply
    4,286.22x = 5,915.54 × 2,397.91
  4. Step 4: Simplify right side
    4,286.22x = 14,184,920.53
  5. Step 5: Solve for x
    x = 14,184,920.53/4,286.22
  6. Step 6: Final answer
    x = 3,309.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.