Home / 10,966.66-16,449.68-3,069.16

Finding the Fourth Proportional to 10,966.66, 16,449.68 and 3,069.16

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Solution

The fourth proportional to 10,966.66, 16,449.68 and 3,069.16 is: 4,603.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,966.66 : 16,449.68 = 3,069.16 : x
  2. Step 2: Convert to fraction form
    10,966.66/16,449.68 = 3,069.16/x
  3. Step 3: Cross multiply
    10,966.66x = 16,449.68 × 3,069.16
  4. Step 4: Simplify right side
    10,966.66x = 50,486,666.42
  5. Step 5: Solve for x
    x = 50,486,666.42/10,966.66
  6. Step 6: Final answer
    x = 4,603.65

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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.