Home / 4,923.93-7,386.35-1,961.66

Finding the Fourth Proportional to 4,923.93, 7,386.35 and 1,961.66

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Solution

The fourth proportional to 4,923.93, 7,386.35 and 1,961.66 is: 2,942.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,923.93 : 7,386.35 = 1,961.66 : x
  2. Step 2: Convert to fraction form
    4,923.93/7,386.35 = 1,961.66/x
  3. Step 3: Cross multiply
    4,923.93x = 7,386.35 × 1,961.66
  4. Step 4: Simplify right side
    4,923.93x = 14,489,485.48
  5. Step 5: Solve for x
    x = 14,489,485.48/4,923.93
  6. Step 6: Final answer
    x = 2,942.67

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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.