Home / 11,791.02-16,266.81-6,685.46

Finding the Fourth Proportional to 11,791.02, 16,266.81 and 6,685.46

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Solution

The fourth proportional to 11,791.02, 16,266.81 and 6,685.46 is: 9,223.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,791.02 : 16,266.81 = 6,685.46 : x
  2. Step 2: Convert to fraction form
    11,791.02/16,266.81 = 6,685.46/x
  3. Step 3: Cross multiply
    11,791.02x = 16,266.81 × 6,685.46
  4. Step 4: Simplify right side
    11,791.02x = 108,751,123.18
  5. Step 5: Solve for x
    x = 108,751,123.18/11,791.02
  6. Step 6: Final answer
    x = 9,223.21

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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.