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Finding the Fourth Proportional to 6,611.51, 9,956.85 and 6,021.02

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Solution

The fourth proportional to 6,611.51, 9,956.85 and 6,021.02 is: 9,067.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,611.51 : 9,956.85 = 6,021.02 : x
  2. Step 2: Convert to fraction form
    6,611.51/9,956.85 = 6,021.02/x
  3. Step 3: Cross multiply
    6,611.51x = 9,956.85 × 6,021.02
  4. Step 4: Simplify right side
    6,611.51x = 59,950,417.88
  5. Step 5: Solve for x
    x = 59,950,417.88/6,611.51
  6. Step 6: Final answer
    x = 9,067.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.