Home / 11,837.18-16,328.42-7,586.73

Finding the Fourth Proportional to 11,837.18, 16,328.42 and 7,586.73

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Solution

The fourth proportional to 11,837.18, 16,328.42 and 7,586.73 is: 10,465.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,837.18 : 16,328.42 = 7,586.73 : x
  2. Step 2: Convert to fraction form
    11,837.18/16,328.42 = 7,586.73/x
  3. Step 3: Cross multiply
    11,837.18x = 16,328.42 × 7,586.73
  4. Step 4: Simplify right side
    11,837.18x = 123,879,313.87
  5. Step 5: Solve for x
    x = 123,879,313.87/11,837.18
  6. Step 6: Final answer
    x = 10,465.27

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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.