Home / 8,164.41-11,249.42-5,507.16

Finding the Fourth Proportional to 8,164.41, 11,249.42 and 5,507.16

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Solution

The fourth proportional to 8,164.41, 11,249.42 and 5,507.16 is: 7,588.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,164.41 : 11,249.42 = 5,507.16 : x
  2. Step 2: Convert to fraction form
    8,164.41/11,249.42 = 5,507.16/x
  3. Step 3: Cross multiply
    8,164.41x = 11,249.42 × 5,507.16
  4. Step 4: Simplify right side
    8,164.41x = 61,952,328.31
  5. Step 5: Solve for x
    x = 61,952,328.31/8,164.41
  6. Step 6: Final answer
    x = 7,588.10

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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.