Home / 3,725.80-5,584.95-1,259.96

Finding the Fourth Proportional to 3,725.80, 5,584.95 and 1,259.96

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Solution

The fourth proportional to 3,725.80, 5,584.95 and 1,259.96 is: 1,888.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,725.80 : 5,584.95 = 1,259.96 : x
  2. Step 2: Convert to fraction form
    3,725.80/5,584.95 = 1,259.96/x
  3. Step 3: Cross multiply
    3,725.80x = 5,584.95 × 1,259.96
  4. Step 4: Simplify right side
    3,725.80x = 7,036,785.68
  5. Step 5: Solve for x
    x = 7,036,785.68/3,725.80
  6. Step 6: Final answer
    x = 1,888.67

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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.