Home / 1,362.26-2,045.42-1,337.62

Finding the Fourth Proportional to 1,362.26, 2,045.42 and 1,337.62

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Solution

The fourth proportional to 1,362.26, 2,045.42 and 1,337.62 is: 2,008.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362.26 : 2,045.42 = 1,337.62 : x
  2. Step 2: Convert to fraction form
    1,362.26/2,045.42 = 1,337.62/x
  3. Step 3: Cross multiply
    1,362.26x = 2,045.42 × 1,337.62
  4. Step 4: Simplify right side
    1,362.26x = 2,735,994.70
  5. Step 5: Solve for x
    x = 2,735,994.70/1,362.26
  6. Step 6: Final answer
    x = 2,008.42

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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.