Home / 12,299.67-16,975.01-6,995.30

Finding the Fourth Proportional to 12,299.67, 16,975.01 and 6,995.30

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Solution

The fourth proportional to 12,299.67, 16,975.01 and 6,995.30 is: 9,654.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,299.67 : 16,975.01 = 6,995.30 : x
  2. Step 2: Convert to fraction form
    12,299.67/16,975.01 = 6,995.30/x
  3. Step 3: Cross multiply
    12,299.67x = 16,975.01 × 6,995.30
  4. Step 4: Simplify right side
    12,299.67x = 118,745,220.07
  5. Step 5: Solve for x
    x = 118,745,220.07/12,299.67
  6. Step 6: Final answer
    x = 9,654.34

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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.