Home / 8,396.90-12,593.93-2,772.83

Finding the Fourth Proportional to 8,396.90, 12,593.93 and 2,772.83

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Solution

The fourth proportional to 8,396.90, 12,593.93 and 2,772.83 is: 4,158.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,396.90 : 12,593.93 = 2,772.83 : x
  2. Step 2: Convert to fraction form
    8,396.90/12,593.93 = 2,772.83/x
  3. Step 3: Cross multiply
    8,396.90x = 12,593.93 × 2,772.83
  4. Step 4: Simplify right side
    8,396.90x = 34,920,750.09
  5. Step 5: Solve for x
    x = 34,920,750.09/8,396.90
  6. Step 6: Final answer
    x = 4,158.77

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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.