Home / 8,203.28-11,325.96-5,064.08

Finding the Fourth Proportional to 8,203.28, 11,325.96 and 5,064.08

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Solution

The fourth proportional to 8,203.28, 11,325.96 and 5,064.08 is: 6,991.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,203.28 : 11,325.96 = 5,064.08 : x
  2. Step 2: Convert to fraction form
    8,203.28/11,325.96 = 5,064.08/x
  3. Step 3: Cross multiply
    8,203.28x = 11,325.96 × 5,064.08
  4. Step 4: Simplify right side
    8,203.28x = 57,355,567.52
  5. Step 5: Solve for x
    x = 57,355,567.52/8,203.28
  6. Step 6: Final answer
    x = 6,991.78

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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.