Home / 1,484.49-2,228.41-936.98

Finding the Fourth Proportional to 1,484.49, 2,228.41 and 936.98

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Solution

The fourth proportional to 1,484.49, 2,228.41 and 936.98 is: 1,406.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484.49 : 2,228.41 = 936.98 : x
  2. Step 2: Convert to fraction form
    1,484.49/2,228.41 = 936.98/x
  3. Step 3: Cross multiply
    1,484.49x = 2,228.41 × 936.98
  4. Step 4: Simplify right side
    1,484.49x = 2,087,986.52
  5. Step 5: Solve for x
    x = 2,087,986.52/1,484.49
  6. Step 6: Final answer
    x = 1,406.53

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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.