Home / 3,923.90-5,889.80-2,283.65

Finding the Fourth Proportional to 3,923.90, 5,889.80 and 2,283.65

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Solution

The fourth proportional to 3,923.90, 5,889.80 and 2,283.65 is: 3,427.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,923.90 : 5,889.80 = 2,283.65 : x
  2. Step 2: Convert to fraction form
    3,923.90/5,889.80 = 2,283.65/x
  3. Step 3: Cross multiply
    3,923.90x = 5,889.80 × 2,283.65
  4. Step 4: Simplify right side
    3,923.90x = 13,450,241.77
  5. Step 5: Solve for x
    x = 13,450,241.77/3,923.90
  6. Step 6: Final answer
    x = 3,427.77

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1.5x scale

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.