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Finding the Fourth Proportional to 6,648.08, 9,175.72 and 4,410.08

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Solution

The fourth proportional to 6,648.08, 9,175.72 and 4,410.08 is: 6,086.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,648.08 : 9,175.72 = 4,410.08 : x
  2. Step 2: Convert to fraction form
    6,648.08/9,175.72 = 4,410.08/x
  3. Step 3: Cross multiply
    6,648.08x = 9,175.72 × 4,410.08
  4. Step 4: Simplify right side
    6,648.08x = 40,465,659.26
  5. Step 5: Solve for x
    x = 40,465,659.26/6,648.08
  6. Step 6: Final answer
    x = 6,086.82

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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.