Home / 12,371.02-17,072.03-6,705.77

Finding the Fourth Proportional to 12,371.02, 17,072.03 and 6,705.77

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Solution

The fourth proportional to 12,371.02, 17,072.03 and 6,705.77 is: 9,253.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,371.02 : 17,072.03 = 6,705.77 : x
  2. Step 2: Convert to fraction form
    12,371.02/17,072.03 = 6,705.77/x
  3. Step 3: Cross multiply
    12,371.02x = 17,072.03 × 6,705.77
  4. Step 4: Simplify right side
    12,371.02x = 114,481,063.93
  5. Step 5: Solve for x
    x = 114,481,063.93/12,371.02
  6. Step 6: Final answer
    x = 9,253.97

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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.