Home / 5,293.08-7,940.82-1,782.98

Finding the Fourth Proportional to 5,293.08, 7,940.82 and 1,782.98

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Solution

The fourth proportional to 5,293.08, 7,940.82 and 1,782.98 is: 2,674.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,293.08 : 7,940.82 = 1,782.98 : x
  2. Step 2: Convert to fraction form
    5,293.08/7,940.82 = 1,782.98/x
  3. Step 3: Cross multiply
    5,293.08x = 7,940.82 × 1,782.98
  4. Step 4: Simplify right side
    5,293.08x = 14,158,323.24
  5. Step 5: Solve for x
    x = 14,158,323.24/5,293.08
  6. Step 6: Final answer
    x = 2,674.87

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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.