Home / 11,328.94-15,634.11-6,293.49

Finding the Fourth Proportional to 11,328.94, 15,634.11 and 6,293.49

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Solution

The fourth proportional to 11,328.94, 15,634.11 and 6,293.49 is: 8,685.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,328.94 : 15,634.11 = 6,293.49 : x
  2. Step 2: Convert to fraction form
    11,328.94/15,634.11 = 6,293.49/x
  3. Step 3: Cross multiply
    11,328.94x = 15,634.11 × 6,293.49
  4. Step 4: Simplify right side
    11,328.94x = 98,393,114.94
  5. Step 5: Solve for x
    x = 98,393,114.94/11,328.94
  6. Step 6: Final answer
    x = 8,685.11

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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.