Home / 10,853.73-14,977.44-6,072.86

Finding the Fourth Proportional to 10,853.73, 14,977.44 and 6,072.86

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Solution

The fourth proportional to 10,853.73, 14,977.44 and 6,072.86 is: 8,380.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,853.73 : 14,977.44 = 6,072.86 : x
  2. Step 2: Convert to fraction form
    10,853.73/14,977.44 = 6,072.86/x
  3. Step 3: Cross multiply
    10,853.73x = 14,977.44 × 6,072.86
  4. Step 4: Simplify right side
    10,853.73x = 90,955,821.39
  5. Step 5: Solve for x
    x = 90,955,821.39/10,853.73
  6. Step 6: Final answer
    x = 8,380.14

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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.