Home / 5,987.10-8,261.23-3,469.44

Finding the Fourth Proportional to 5,987.10, 8,261.23 and 3,469.44

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Solution

The fourth proportional to 5,987.10, 8,261.23 and 3,469.44 is: 4,787.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,987.10 : 8,261.23 = 3,469.44 : x
  2. Step 2: Convert to fraction form
    5,987.10/8,261.23 = 3,469.44/x
  3. Step 3: Cross multiply
    5,987.10x = 8,261.23 × 3,469.44
  4. Step 4: Simplify right side
    5,987.10x = 28,661,841.81
  5. Step 5: Solve for x
    x = 28,661,841.81/5,987.10
  6. Step 6: Final answer
    x = 4,787.27

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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.