Home / 6,975.31-10,450.65-3,681.14

Finding the Fourth Proportional to 6,975.31, 10,450.65 and 3,681.14

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Solution

The fourth proportional to 6,975.31, 10,450.65 and 3,681.14 is: 5,515.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,975.31 : 10,450.65 = 3,681.14 : x
  2. Step 2: Convert to fraction form
    6,975.31/10,450.65 = 3,681.14/x
  3. Step 3: Cross multiply
    6,975.31x = 10,450.65 × 3,681.14
  4. Step 4: Simplify right side
    6,975.31x = 38,470,305.74
  5. Step 5: Solve for x
    x = 38,470,305.74/6,975.31
  6. Step 6: Final answer
    x = 5,515.21

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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.