Home / 12,544.08-18,811.62-3,776.28

Finding the Fourth Proportional to 12,544.08, 18,811.62 and 3,776.28

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Solution

The fourth proportional to 12,544.08, 18,811.62 and 3,776.28 is: 5,663.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,544.08 : 18,811.62 = 3,776.28 : x
  2. Step 2: Convert to fraction form
    12,544.08/18,811.62 = 3,776.28/x
  3. Step 3: Cross multiply
    12,544.08x = 18,811.62 × 3,776.28
  4. Step 4: Simplify right side
    12,544.08x = 71,037,944.37
  5. Step 5: Solve for x
    x = 71,037,944.37/12,544.08
  6. Step 6: Final answer
    x = 5,663.07

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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.