Home / 11,109.95-16,664.99-4,531.53

Finding the Fourth Proportional to 11,109.95, 16,664.99 and 4,531.53

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Solution

The fourth proportional to 11,109.95, 16,664.99 and 4,531.53 is: 6,797.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,109.95 : 16,664.99 = 4,531.53 : x
  2. Step 2: Convert to fraction form
    11,109.95/16,664.99 = 4,531.53/x
  3. Step 3: Cross multiply
    11,109.95x = 16,664.99 × 4,531.53
  4. Step 4: Simplify right side
    11,109.95x = 75,517,879.48
  5. Step 5: Solve for x
    x = 75,517,879.48/11,109.95
  6. Step 6: Final answer
    x = 6,797.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.