Home / 3,847.44-5,311.53-2,590.59

Finding the Fourth Proportional to 3,847.44, 5,311.53 and 2,590.59

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Solution

The fourth proportional to 3,847.44, 5,311.53 and 2,590.59 is: 3,576.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,847.44 : 5,311.53 = 2,590.59 : x
  2. Step 2: Convert to fraction form
    3,847.44/5,311.53 = 2,590.59/x
  3. Step 3: Cross multiply
    3,847.44x = 5,311.53 × 2,590.59
  4. Step 4: Simplify right side
    3,847.44x = 13,759,996.50
  5. Step 5: Solve for x
    x = 13,759,996.50/3,847.44
  6. Step 6: Final answer
    x = 3,576.40

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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.