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Finding the Fourth Proportional to 6,500.63, 9,751.96 and 2,117.07

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Solution

The fourth proportional to 6,500.63, 9,751.96 and 2,117.07 is: 3,175.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,500.63 : 9,751.96 = 2,117.07 : x
  2. Step 2: Convert to fraction form
    6,500.63/9,751.96 = 2,117.07/x
  3. Step 3: Cross multiply
    6,500.63x = 9,751.96 × 2,117.07
  4. Step 4: Simplify right side
    6,500.63x = 20,645,584.60
  5. Step 5: Solve for x
    x = 20,645,584.60/6,500.63
  6. Step 6: Final answer
    x = 3,175.93

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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.