Home / 6,996.82-9,655.60-3,810.07

Finding the Fourth Proportional to 6,996.82, 9,655.60 and 3,810.07

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Solution

The fourth proportional to 6,996.82, 9,655.60 and 3,810.07 is: 5,257.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,996.82 : 9,655.60 = 3,810.07 : x
  2. Step 2: Convert to fraction form
    6,996.82/9,655.60 = 3,810.07/x
  3. Step 3: Cross multiply
    6,996.82x = 9,655.60 × 3,810.07
  4. Step 4: Simplify right side
    6,996.82x = 36,788,444.56
  5. Step 5: Solve for x
    x = 36,788,444.56/6,996.82
  6. Step 6: Final answer
    x = 5,257.88

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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.