Home / 4,255.70-5,874.72-2,487.02

Finding the Fourth Proportional to 4,255.70, 5,874.72 and 2,487.02

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Solution

The fourth proportional to 4,255.70, 5,874.72 and 2,487.02 is: 3,433.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,255.70 : 5,874.72 = 2,487.02 : x
  2. Step 2: Convert to fraction form
    4,255.70/5,874.72 = 2,487.02/x
  3. Step 3: Cross multiply
    4,255.70x = 5,874.72 × 2,487.02
  4. Step 4: Simplify right side
    4,255.70x = 14,610,546.13
  5. Step 5: Solve for x
    x = 14,610,546.13/4,255.70
  6. Step 6: Final answer
    x = 3,433.17

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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.