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Finding the Fourth Proportional to 6,684.65, 9,267.01 and 6,329.13

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Solution

The fourth proportional to 6,684.65, 9,267.01 and 6,329.13 is: 8,774.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,684.65 : 9,267.01 = 6,329.13 : x
  2. Step 2: Convert to fraction form
    6,684.65/9,267.01 = 6,329.13/x
  3. Step 3: Cross multiply
    6,684.65x = 9,267.01 × 6,329.13
  4. Step 4: Simplify right side
    6,684.65x = 58,652,111.00
  5. Step 5: Solve for x
    x = 58,652,111.00/6,684.65
  6. Step 6: Final answer
    x = 8,774.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.