Home / 11,208.27-16,773.22-7,681.74

Finding the Fourth Proportional to 11,208.27, 16,773.22 and 7,681.74

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Solution

The fourth proportional to 11,208.27, 16,773.22 and 7,681.74 is: 11,495.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,208.27 : 16,773.22 = 7,681.74 : x
  2. Step 2: Convert to fraction form
    11,208.27/16,773.22 = 7,681.74/x
  3. Step 3: Cross multiply
    11,208.27x = 16,773.22 × 7,681.74
  4. Step 4: Simplify right side
    11,208.27x = 128,847,515.00
  5. Step 5: Solve for x
    x = 128,847,515.00/11,208.27
  6. Step 6: Final answer
    x = 11,495.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.