Home / 8,268.84-12,404.63-3,830.94

Finding the Fourth Proportional to 8,268.84, 12,404.63 and 3,830.94

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Solution

The fourth proportional to 8,268.84, 12,404.63 and 3,830.94 is: 5,747.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,268.84 : 12,404.63 = 3,830.94 : x
  2. Step 2: Convert to fraction form
    8,268.84/12,404.63 = 3,830.94/x
  3. Step 3: Cross multiply
    8,268.84x = 12,404.63 × 3,830.94
  4. Step 4: Simplify right side
    8,268.84x = 47,521,374.10
  5. Step 5: Solve for x
    x = 47,521,374.10/8,268.84
  6. Step 6: Final answer
    x = 5,747.04

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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.