Home / 5,825.32-8,738.89-1,928.81

Finding the Fourth Proportional to 5,825.32, 8,738.89 and 1,928.81

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Solution

The fourth proportional to 5,825.32, 8,738.89 and 1,928.81 is: 2,893.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,825.32 : 8,738.89 = 1,928.81 : x
  2. Step 2: Convert to fraction form
    5,825.32/8,738.89 = 1,928.81/x
  3. Step 3: Cross multiply
    5,825.32x = 8,738.89 × 1,928.81
  4. Step 4: Simplify right side
    5,825.32x = 16,855,675.45
  5. Step 5: Solve for x
    x = 16,855,675.45/5,825.32
  6. Step 6: Final answer
    x = 2,893.52

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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.