Home / 11,297.04-15,591.59-6,516.09

Finding the Fourth Proportional to 11,297.04, 15,591.59 and 6,516.09

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Solution

The fourth proportional to 11,297.04, 15,591.59 and 6,516.09 is: 8,993.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,297.04 : 15,591.59 = 6,516.09 : x
  2. Step 2: Convert to fraction form
    11,297.04/15,591.59 = 6,516.09/x
  3. Step 3: Cross multiply
    11,297.04x = 15,591.59 × 6,516.09
  4. Step 4: Simplify right side
    11,297.04x = 101,596,203.68
  5. Step 5: Solve for x
    x = 101,596,203.68/11,297.04
  6. Step 6: Final answer
    x = 8,993.17

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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.