Home / 4,407.14-6,606.39-1,811.54

Finding the Fourth Proportional to 4,407.14, 6,606.39 and 1,811.54

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Solution

The fourth proportional to 4,407.14, 6,606.39 and 1,811.54 is: 2,715.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,407.14 : 6,606.39 = 1,811.54 : x
  2. Step 2: Convert to fraction form
    4,407.14/6,606.39 = 1,811.54/x
  3. Step 3: Cross multiply
    4,407.14x = 6,606.39 × 1,811.54
  4. Step 4: Simplify right side
    4,407.14x = 11,967,739.74
  5. Step 5: Solve for x
    x = 11,967,739.74/4,407.14
  6. Step 6: Final answer
    x = 2,715.53

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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.