Home / 6,740.82-10,116.90-3,457.08

Finding the Fourth Proportional to 6,740.82, 10,116.90 and 3,457.08

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Solution

The fourth proportional to 6,740.82, 10,116.90 and 3,457.08 is: 5,188.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,740.82 : 10,116.90 = 3,457.08 : x
  2. Step 2: Convert to fraction form
    6,740.82/10,116.90 = 3,457.08/x
  3. Step 3: Cross multiply
    6,740.82x = 10,116.90 × 3,457.08
  4. Step 4: Simplify right side
    6,740.82x = 34,974,932.65
  5. Step 5: Solve for x
    x = 34,974,932.65/6,740.82
  6. Step 6: Final answer
    x = 5,188.53

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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.