Home / 3,086.50-4,629.80-1,034.50

Finding the Fourth Proportional to 3,086.50, 4,629.80 and 1,034.50

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Solution

The fourth proportional to 3,086.50, 4,629.80 and 1,034.50 is: 1,551.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,086.50 : 4,629.80 = 1,034.50 : x
  2. Step 2: Convert to fraction form
    3,086.50/4,629.80 = 1,034.50/x
  3. Step 3: Cross multiply
    3,086.50x = 4,629.80 × 1,034.50
  4. Step 4: Simplify right side
    3,086.50x = 4,789,528.10
  5. Step 5: Solve for x
    x = 4,789,528.10/3,086.50
  6. Step 6: Final answer
    x = 1,551.77

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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.