Home / 5,293.76-7,940.26-1,784.06

Finding the Fourth Proportional to 5,293.76, 7,940.26 and 1,784.06

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Solution

The fourth proportional to 5,293.76, 7,940.26 and 1,784.06 is: 2,675.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,293.76 : 7,940.26 = 1,784.06 : x
  2. Step 2: Convert to fraction form
    5,293.76/7,940.26 = 1,784.06/x
  3. Step 3: Cross multiply
    5,293.76x = 7,940.26 × 1,784.06
  4. Step 4: Simplify right side
    5,293.76x = 14,165,892.56
  5. Step 5: Solve for x
    x = 14,165,892.56/5,293.76
  6. Step 6: Final answer
    x = 2,675.96

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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.