Home / 8,832.84-12,189.08-5,247.24

Finding the Fourth Proportional to 8,832.84, 12,189.08 and 5,247.24

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Solution

The fourth proportional to 8,832.84, 12,189.08 and 5,247.24 is: 7,241.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,832.84 : 12,189.08 = 5,247.24 : x
  2. Step 2: Convert to fraction form
    8,832.84/12,189.08 = 5,247.24/x
  3. Step 3: Cross multiply
    8,832.84x = 12,189.08 × 5,247.24
  4. Step 4: Simplify right side
    8,832.84x = 63,959,028.14
  5. Step 5: Solve for x
    x = 63,959,028.14/8,832.84
  6. Step 6: Final answer
    x = 7,241.05

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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.