Home / 11,706.72-16,160.70-6,925.16

Finding the Fourth Proportional to 11,706.72, 16,160.70 and 6,925.16

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Solution

The fourth proportional to 11,706.72, 16,160.70 and 6,925.16 is: 9,559.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,706.72 : 16,160.70 = 6,925.16 : x
  2. Step 2: Convert to fraction form
    11,706.72/16,160.70 = 6,925.16/x
  3. Step 3: Cross multiply
    11,706.72x = 16,160.70 × 6,925.16
  4. Step 4: Simplify right side
    11,706.72x = 111,915,352.41
  5. Step 5: Solve for x
    x = 111,915,352.41/11,706.72
  6. Step 6: Final answer
    x = 9,559.92

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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.