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Finding the Fourth Proportional to 6,516.59, 9,774.87 and 1,836.59

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Solution

The fourth proportional to 6,516.59, 9,774.87 and 1,836.59 is: 2,754.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,516.59 : 9,774.87 = 1,836.59 : x
  2. Step 2: Convert to fraction form
    6,516.59/9,774.87 = 1,836.59/x
  3. Step 3: Cross multiply
    6,516.59x = 9,774.87 × 1,836.59
  4. Step 4: Simplify right side
    6,516.59x = 17,952,379.62
  5. Step 5: Solve for x
    x = 17,952,379.62/6,516.59
  6. Step 6: Final answer
    x = 2,754.88

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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.