Home / 5,293.44-7,940.40-1,830.96

Finding the Fourth Proportional to 5,293.44, 7,940.40 and 1,830.96

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Solution

The fourth proportional to 5,293.44, 7,940.40 and 1,830.96 is: 2,746.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,293.44 : 7,940.40 = 1,830.96 : x
  2. Step 2: Convert to fraction form
    5,293.44/7,940.40 = 1,830.96/x
  3. Step 3: Cross multiply
    5,293.44x = 7,940.40 × 1,830.96
  4. Step 4: Simplify right side
    5,293.44x = 14,538,554.78
  5. Step 5: Solve for x
    x = 14,538,554.78/5,293.44
  6. Step 6: Final answer
    x = 2,746.52

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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.