Home / 12,307.22-16,983.33-6,717.14

Finding the Fourth Proportional to 12,307.22, 16,983.33 and 6,717.14

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Solution

The fourth proportional to 12,307.22, 16,983.33 and 6,717.14 is: 9,269.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,307.22 : 16,983.33 = 6,717.14 : x
  2. Step 2: Convert to fraction form
    12,307.22/16,983.33 = 6,717.14/x
  3. Step 3: Cross multiply
    12,307.22x = 16,983.33 × 6,717.14
  4. Step 4: Simplify right side
    12,307.22x = 114,079,405.28
  5. Step 5: Solve for x
    x = 114,079,405.28/12,307.22
  6. Step 6: Final answer
    x = 9,269.31

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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.