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Finding the Fourth Proportional to 7,770.01, 11,656.03 and 2,841.97

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Solution

The fourth proportional to 7,770.01, 11,656.03 and 2,841.97 is: 4,263.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,770.01 : 11,656.03 = 2,841.97 : x
  2. Step 2: Convert to fraction form
    7,770.01/11,656.03 = 2,841.97/x
  3. Step 3: Cross multiply
    7,770.01x = 11,656.03 × 2,841.97
  4. Step 4: Simplify right side
    7,770.01x = 33,126,051.33
  5. Step 5: Solve for x
    x = 33,126,051.33/7,770.01
  6. Step 6: Final answer
    x = 4,263.32

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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.