Home / 10,850.09-14,974.67-6,871.57

Finding the Fourth Proportional to 10,850.09, 14,974.67 and 6,871.57

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Solution

The fourth proportional to 10,850.09, 14,974.67 and 6,871.57 is: 9,483.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,850.09 : 14,974.67 = 6,871.57 : x
  2. Step 2: Convert to fraction form
    10,850.09/14,974.67 = 6,871.57/x
  3. Step 3: Cross multiply
    10,850.09x = 14,974.67 × 6,871.57
  4. Step 4: Simplify right side
    10,850.09x = 102,899,472.87
  5. Step 5: Solve for x
    x = 102,899,472.87/10,850.09
  6. Step 6: Final answer
    x = 9,483.75

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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.