Home / 5,987.30-8,262.49-3,469.90

Finding the Fourth Proportional to 5,987.30, 8,262.49 and 3,469.90

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Solution

The fourth proportional to 5,987.30, 8,262.49 and 3,469.90 is: 4,788.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,987.30 : 8,262.49 = 3,469.90 : x
  2. Step 2: Convert to fraction form
    5,987.30/8,262.49 = 3,469.90/x
  3. Step 3: Cross multiply
    5,987.30x = 8,262.49 × 3,469.90
  4. Step 4: Simplify right side
    5,987.30x = 28,669,984.72
  5. Step 5: Solve for x
    x = 28,669,984.72/5,987.30
  6. Step 6: Final answer
    x = 4,788.46

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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.