Home / 11,880.84-16,395.71-6,575.75

Finding the Fourth Proportional to 11,880.84, 16,395.71 and 6,575.75

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Solution

The fourth proportional to 11,880.84, 16,395.71 and 6,575.75 is: 9,074.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,880.84 : 16,395.71 = 6,575.75 : x
  2. Step 2: Convert to fraction form
    11,880.84/16,395.71 = 6,575.75/x
  3. Step 3: Cross multiply
    11,880.84x = 16,395.71 × 6,575.75
  4. Step 4: Simplify right side
    11,880.84x = 107,813,975.18
  5. Step 5: Solve for x
    x = 107,813,975.18/11,880.84
  6. Step 6: Final answer
    x = 9,074.61

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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.