Home / 8,068.73-12,086.08-3,689.87

Finding the Fourth Proportional to 8,068.73, 12,086.08 and 3,689.87

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Solution

The fourth proportional to 8,068.73, 12,086.08 and 3,689.87 is: 5,527.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,068.73 : 12,086.08 = 3,689.87 : x
  2. Step 2: Convert to fraction form
    8,068.73/12,086.08 = 3,689.87/x
  3. Step 3: Cross multiply
    8,068.73x = 12,086.08 × 3,689.87
  4. Step 4: Simplify right side
    8,068.73x = 44,595,994.35
  5. Step 5: Solve for x
    x = 44,595,994.35/8,068.73
  6. Step 6: Final answer
    x = 5,527.02

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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.