Home / 11,801.88-16,284.96-6,496.74

Finding the Fourth Proportional to 11,801.88, 16,284.96 and 6,496.74

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Solution

The fourth proportional to 11,801.88, 16,284.96 and 6,496.74 is: 8,964.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,801.88 : 16,284.96 = 6,496.74 : x
  2. Step 2: Convert to fraction form
    11,801.88/16,284.96 = 6,496.74/x
  3. Step 3: Cross multiply
    11,801.88x = 16,284.96 × 6,496.74
  4. Step 4: Simplify right side
    11,801.88x = 105,799,151.03
  5. Step 5: Solve for x
    x = 105,799,151.03/11,801.88
  6. Step 6: Final answer
    x = 8,964.60

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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.