Home / 8,521.22-12,773.54-4,136.28

Finding the Fourth Proportional to 8,521.22, 12,773.54 and 4,136.28

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Solution

The fourth proportional to 8,521.22, 12,773.54 and 4,136.28 is: 6,200.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,521.22 : 12,773.54 = 4,136.28 : x
  2. Step 2: Convert to fraction form
    8,521.22/12,773.54 = 4,136.28/x
  3. Step 3: Cross multiply
    8,521.22x = 12,773.54 × 4,136.28
  4. Step 4: Simplify right side
    8,521.22x = 52,834,917.35
  5. Step 5: Solve for x
    x = 52,834,917.35/8,521.22
  6. Step 6: Final answer
    x = 6,200.40

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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.