Home / 10,837.20-16,255.26-3,817.56

Finding the Fourth Proportional to 10,837.20, 16,255.26 and 3,817.56

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Solution

The fourth proportional to 10,837.20, 16,255.26 and 3,817.56 is: 5,726.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,837.20 : 16,255.26 = 3,817.56 : x
  2. Step 2: Convert to fraction form
    10,837.20/16,255.26 = 3,817.56/x
  3. Step 3: Cross multiply
    10,837.20x = 16,255.26 × 3,817.56
  4. Step 4: Simplify right side
    10,837.20x = 62,055,430.37
  5. Step 5: Solve for x
    x = 62,055,430.37/10,837.20
  6. Step 6: Final answer
    x = 5,726.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.