Home / 5,030.78-6,942.76-3,263.90

Finding the Fourth Proportional to 5,030.78, 6,942.76 and 3,263.90

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Solution

The fourth proportional to 5,030.78, 6,942.76 and 3,263.90 is: 4,504.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,030.78 : 6,942.76 = 3,263.90 : x
  2. Step 2: Convert to fraction form
    5,030.78/6,942.76 = 3,263.90/x
  3. Step 3: Cross multiply
    5,030.78x = 6,942.76 × 3,263.90
  4. Step 4: Simplify right side
    5,030.78x = 22,660,474.36
  5. Step 5: Solve for x
    x = 22,660,474.36/5,030.78
  6. Step 6: Final answer
    x = 4,504.37

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Why These Related Problems?

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