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Finding the Fourth Proportional to 5,966.16, 8,949.45 and 1,806.50

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Solution

The fourth proportional to 5,966.16, 8,949.45 and 1,806.50 is: 2,709.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,966.16 : 8,949.45 = 1,806.50 : x
  2. Step 2: Convert to fraction form
    5,966.16/8,949.45 = 1,806.50/x
  3. Step 3: Cross multiply
    5,966.16x = 8,949.45 × 1,806.50
  4. Step 4: Simplify right side
    5,966.16x = 16,167,210.57
  5. Step 5: Solve for x
    x = 16,167,210.57/5,966.16
  6. Step 6: Final answer
    x = 2,709.82

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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.