Home / 11,627.71-16,040.60-6,908.65

Finding the Fourth Proportional to 11,627.71, 16,040.60 and 6,908.65

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Solution

The fourth proportional to 11,627.71, 16,040.60 and 6,908.65 is: 9,530.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,627.71 : 16,040.60 = 6,908.65 : x
  2. Step 2: Convert to fraction form
    11,627.71/16,040.60 = 6,908.65/x
  3. Step 3: Cross multiply
    11,627.71x = 16,040.60 × 6,908.65
  4. Step 4: Simplify right side
    11,627.71x = 110,818,842.45
  5. Step 5: Solve for x
    x = 110,818,842.45/11,627.71
  6. Step 6: Final answer
    x = 9,530.58

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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.