Home / 5,987.20-8,958.90-3,523.16

Finding the Fourth Proportional to 5,987.20, 8,958.90 and 3,523.16

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Solution

The fourth proportional to 5,987.20, 8,958.90 and 3,523.16 is: 5,271.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,987.20 : 8,958.90 = 3,523.16 : x
  2. Step 2: Convert to fraction form
    5,987.20/8,958.90 = 3,523.16/x
  3. Step 3: Cross multiply
    5,987.20x = 8,958.90 × 3,523.16
  4. Step 4: Simplify right side
    5,987.20x = 31,563,638.12
  5. Step 5: Solve for x
    x = 31,563,638.12/5,987.20
  6. Step 6: Final answer
    x = 5,271.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.