Home / 8,068.06-12,105.50-4,372.84

Finding the Fourth Proportional to 8,068.06, 12,105.50 and 4,372.84

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Solution

The fourth proportional to 8,068.06, 12,105.50 and 4,372.84 is: 6,561.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,068.06 : 12,105.50 = 4,372.84 : x
  2. Step 2: Convert to fraction form
    8,068.06/12,105.50 = 4,372.84/x
  3. Step 3: Cross multiply
    8,068.06x = 12,105.50 × 4,372.84
  4. Step 4: Simplify right side
    8,068.06x = 52,935,364.39
  5. Step 5: Solve for x
    x = 52,935,364.39/8,068.06
  6. Step 6: Final answer
    x = 6,561.11

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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.