Home / 8,853.20-13,282.87-3,926.30

Finding the Fourth Proportional to 8,853.20, 13,282.87 and 3,926.30

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Solution

The fourth proportional to 8,853.20, 13,282.87 and 3,926.30 is: 5,890.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,853.20 : 13,282.87 = 3,926.30 : x
  2. Step 2: Convert to fraction form
    8,853.20/13,282.87 = 3,926.30/x
  3. Step 3: Cross multiply
    8,853.20x = 13,282.87 × 3,926.30
  4. Step 4: Simplify right side
    8,853.20x = 52,152,532.48
  5. Step 5: Solve for x
    x = 52,152,532.48/8,853.20
  6. Step 6: Final answer
    x = 5,890.81

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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.