Home / 4,409.96-6,614.30-2,678.12

Finding the Fourth Proportional to 4,409.96, 6,614.30 and 2,678.12

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Solution

The fourth proportional to 4,409.96, 6,614.30 and 2,678.12 is: 4,016.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,409.96 : 6,614.30 = 2,678.12 : x
  2. Step 2: Convert to fraction form
    4,409.96/6,614.30 = 2,678.12/x
  3. Step 3: Cross multiply
    4,409.96x = 6,614.30 × 2,678.12
  4. Step 4: Simplify right side
    4,409.96x = 17,713,889.12
  5. Step 5: Solve for x
    x = 17,713,889.12/4,409.96
  6. Step 6: Final answer
    x = 4,016.79

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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.