Home / 6,311.62-9,469.40-2,615.59

Finding the Fourth Proportional to 6,311.62, 9,469.40 and 2,615.59

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Solution

The fourth proportional to 6,311.62, 9,469.40 and 2,615.59 is: 3,924.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,311.62 : 9,469.40 = 2,615.59 : x
  2. Step 2: Convert to fraction form
    6,311.62/9,469.40 = 2,615.59/x
  3. Step 3: Cross multiply
    6,311.62x = 9,469.40 × 2,615.59
  4. Step 4: Simplify right side
    6,311.62x = 24,768,031.19
  5. Step 5: Solve for x
    x = 24,768,031.19/6,311.62
  6. Step 6: Final answer
    x = 3,924.20

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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.