Home / 1,890.45-2,822.93-1,544.46

Finding the Fourth Proportional to 1,890.45, 2,822.93 and 1,544.46

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Solution

The fourth proportional to 1,890.45, 2,822.93 and 1,544.46 is: 2,306.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890.45 : 2,822.93 = 1,544.46 : x
  2. Step 2: Convert to fraction form
    1,890.45/2,822.93 = 1,544.46/x
  3. Step 3: Cross multiply
    1,890.45x = 2,822.93 × 1,544.46
  4. Step 4: Simplify right side
    1,890.45x = 4,359,894.75
  5. Step 5: Solve for x
    x = 4,359,894.75/1,890.45
  6. Step 6: Final answer
    x = 2,306.27

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.