Home / 8,153.42-12,223.22-3,226.53

Finding the Fourth Proportional to 8,153.42, 12,223.22 and 3,226.53

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Solution

The fourth proportional to 8,153.42, 12,223.22 and 3,226.53 is: 4,837.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,153.42 : 12,223.22 = 3,226.53 : x
  2. Step 2: Convert to fraction form
    8,153.42/12,223.22 = 3,226.53/x
  3. Step 3: Cross multiply
    8,153.42x = 12,223.22 × 3,226.53
  4. Step 4: Simplify right side
    8,153.42x = 39,438,569.89
  5. Step 5: Solve for x
    x = 39,438,569.89/8,153.42
  6. Step 6: Final answer
    x = 4,837.06

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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.