Home / 4,256.75-5,874.32-2,489.84

Finding the Fourth Proportional to 4,256.75, 5,874.32 and 2,489.84

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Solution

The fourth proportional to 4,256.75, 5,874.32 and 2,489.84 is: 3,435.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,256.75 : 5,874.32 = 2,489.84 : x
  2. Step 2: Convert to fraction form
    4,256.75/5,874.32 = 2,489.84/x
  3. Step 3: Cross multiply
    4,256.75x = 5,874.32 × 2,489.84
  4. Step 4: Simplify right side
    4,256.75x = 14,626,116.91
  5. Step 5: Solve for x
    x = 14,626,116.91/4,256.75
  6. Step 6: Final answer
    x = 3,435.98

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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.