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Finding the Fourth Proportional to 6,655.09, 9,974.16 and 3,536.59

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Solution

The fourth proportional to 6,655.09, 9,974.16 and 3,536.59 is: 5,300.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,655.09 : 9,974.16 = 3,536.59 : x
  2. Step 2: Convert to fraction form
    6,655.09/9,974.16 = 3,536.59/x
  3. Step 3: Cross multiply
    6,655.09x = 9,974.16 × 3,536.59
  4. Step 4: Simplify right side
    6,655.09x = 35,274,531.36
  5. Step 5: Solve for x
    x = 35,274,531.36/6,655.09
  6. Step 6: Final answer
    x = 5,300.38

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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.