Home / 2,484.43-3,427.91-1,407.73

Finding the Fourth Proportional to 2,484.43, 3,427.91 and 1,407.73

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Solution

The fourth proportional to 2,484.43, 3,427.91 and 1,407.73 is: 1,942.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,484.43 : 3,427.91 = 1,407.73 : x
  2. Step 2: Convert to fraction form
    2,484.43/3,427.91 = 1,407.73/x
  3. Step 3: Cross multiply
    2,484.43x = 3,427.91 × 1,407.73
  4. Step 4: Simplify right side
    2,484.43x = 4,825,571.74
  5. Step 5: Solve for x
    x = 4,825,571.74/2,484.43
  6. Step 6: Final answer
    x = 1,942.33

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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.