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Finding the Fourth Proportional to 6,611.05, 9,909.01 and 2,710.63

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Solution

The fourth proportional to 6,611.05, 9,909.01 and 2,710.63 is: 4,062.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,611.05 : 9,909.01 = 2,710.63 : x
  2. Step 2: Convert to fraction form
    6,611.05/9,909.01 = 2,710.63/x
  3. Step 3: Cross multiply
    6,611.05x = 9,909.01 × 2,710.63
  4. Step 4: Simplify right side
    6,611.05x = 26,859,659.78
  5. Step 5: Solve for x
    x = 26,859,659.78/6,611.05
  6. Step 6: Final answer
    x = 4,062.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.