Home / 3,461.45-4,776.73-1,889.55

Finding the Fourth Proportional to 3,461.45, 4,776.73 and 1,889.55

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Solution

The fourth proportional to 3,461.45, 4,776.73 and 1,889.55 is: 2,607.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,461.45 : 4,776.73 = 1,889.55 : x
  2. Step 2: Convert to fraction form
    3,461.45/4,776.73 = 1,889.55/x
  3. Step 3: Cross multiply
    3,461.45x = 4,776.73 × 1,889.55
  4. Step 4: Simplify right side
    3,461.45x = 9,025,865.45
  5. Step 5: Solve for x
    x = 9,025,865.45/3,461.45
  6. Step 6: Final answer
    x = 2,607.54

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.