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Finding the Fourth Proportional to 6,673.86, 9,214.19 and 4,284.97

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Solution

The fourth proportional to 6,673.86, 9,214.19 and 4,284.97 is: 5,915.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,673.86 : 9,214.19 = 4,284.97 : x
  2. Step 2: Convert to fraction form
    6,673.86/9,214.19 = 4,284.97/x
  3. Step 3: Cross multiply
    6,673.86x = 9,214.19 × 4,284.97
  4. Step 4: Simplify right side
    6,673.86x = 39,482,499.33
  5. Step 5: Solve for x
    x = 39,482,499.33/6,673.86
  6. Step 6: Final answer
    x = 5,915.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.