Home / 2,930.56-4,390.96-2,063.36

Finding the Fourth Proportional to 2,930.56, 4,390.96 and 2,063.36

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Solution

The fourth proportional to 2,930.56, 4,390.96 and 2,063.36 is: 3,091.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930.56 : 4,390.96 = 2,063.36 : x
  2. Step 2: Convert to fraction form
    2,930.56/4,390.96 = 2,063.36/x
  3. Step 3: Cross multiply
    2,930.56x = 4,390.96 × 2,063.36
  4. Step 4: Simplify right side
    2,930.56x = 9,060,131.23
  5. Step 5: Solve for x
    x = 9,060,131.23/2,930.56
  6. Step 6: Final answer
    x = 3,091.60

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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.