Home / 8,290.08-11,439.94-4,513.25

Finding the Fourth Proportional to 8,290.08, 11,439.94 and 4,513.25

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Solution

The fourth proportional to 8,290.08, 11,439.94 and 4,513.25 is: 6,228.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,290.08 : 11,439.94 = 4,513.25 : x
  2. Step 2: Convert to fraction form
    8,290.08/11,439.94 = 4,513.25/x
  3. Step 3: Cross multiply
    8,290.08x = 11,439.94 × 4,513.25
  4. Step 4: Simplify right side
    8,290.08x = 51,631,309.21
  5. Step 5: Solve for x
    x = 51,631,309.21/8,290.08
  6. Step 6: Final answer
    x = 6,228.08

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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.