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Finding the Fourth Proportional to 4,669.08, 6,967.20 and 4,255.08

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Solution

The fourth proportional to 4,669.08, 6,967.20 and 4,255.08 is: 6,349.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,669.08 : 6,967.20 = 4,255.08 : x
  2. Step 2: Convert to fraction form
    4,669.08/6,967.20 = 4,255.08/x
  3. Step 3: Cross multiply
    4,669.08x = 6,967.20 × 4,255.08
  4. Step 4: Simplify right side
    4,669.08x = 29,645,993.38
  5. Step 5: Solve for x
    x = 29,645,993.38/4,669.08
  6. Step 6: Final answer
    x = 6,349.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.