Home / 11,961.65-16,504.57-6,925.58

Finding the Fourth Proportional to 11,961.65, 16,504.57 and 6,925.58

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Solution

The fourth proportional to 11,961.65, 16,504.57 and 6,925.58 is: 9,555.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,961.65 : 16,504.57 = 6,925.58 : x
  2. Step 2: Convert to fraction form
    11,961.65/16,504.57 = 6,925.58/x
  3. Step 3: Cross multiply
    11,961.65x = 16,504.57 × 6,925.58
  4. Step 4: Simplify right side
    11,961.65x = 114,303,719.90
  5. Step 5: Solve for x
    x = 114,303,719.90/11,961.65
  6. Step 6: Final answer
    x = 9,555.85

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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.