Home / 12,092.81-16,689.13-6,716.29

Finding the Fourth Proportional to 12,092.81, 16,689.13 and 6,716.29

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Solution

The fourth proportional to 12,092.81, 16,689.13 and 6,716.29 is: 9,269.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,092.81 : 16,689.13 = 6,716.29 : x
  2. Step 2: Convert to fraction form
    12,092.81/16,689.13 = 6,716.29/x
  3. Step 3: Cross multiply
    12,092.81x = 16,689.13 × 6,716.29
  4. Step 4: Simplify right side
    12,092.81x = 112,089,036.93
  5. Step 5: Solve for x
    x = 112,089,036.93/12,092.81
  6. Step 6: Final answer
    x = 9,269.06

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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.