Home / 12,297.42-16,971.90-6,993.03

Finding the Fourth Proportional to 12,297.42, 16,971.90 and 6,993.03

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Solution

The fourth proportional to 12,297.42, 16,971.90 and 6,993.03 is: 9,651.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,297.42 : 16,971.90 = 6,993.03 : x
  2. Step 2: Convert to fraction form
    12,297.42/16,971.90 = 6,993.03/x
  3. Step 3: Cross multiply
    12,297.42x = 16,971.90 × 6,993.03
  4. Step 4: Simplify right side
    12,297.42x = 118,685,043.28
  5. Step 5: Solve for x
    x = 118,685,043.28/12,297.42
  6. Step 6: Final answer
    x = 9,651.21

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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.