Home / 10,865.82-14,993.58-6,085.09

Finding the Fourth Proportional to 10,865.82, 14,993.58 and 6,085.09

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Solution

The fourth proportional to 10,865.82, 14,993.58 and 6,085.09 is: 8,396.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,865.82 : 14,993.58 = 6,085.09 : x
  2. Step 2: Convert to fraction form
    10,865.82/14,993.58 = 6,085.09/x
  3. Step 3: Cross multiply
    10,865.82x = 14,993.58 × 6,085.09
  4. Step 4: Simplify right side
    10,865.82x = 91,237,283.72
  5. Step 5: Solve for x
    x = 91,237,283.72/10,865.82
  6. Step 6: Final answer
    x = 8,396.72

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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.