Home / 5,415.93-8,119.04-1,952.37

Finding the Fourth Proportional to 5,415.93, 8,119.04 and 1,952.37

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Solution

The fourth proportional to 5,415.93, 8,119.04 and 1,952.37 is: 2,926.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,415.93 : 8,119.04 = 1,952.37 : x
  2. Step 2: Convert to fraction form
    5,415.93/8,119.04 = 1,952.37/x
  3. Step 3: Cross multiply
    5,415.93x = 8,119.04 × 1,952.37
  4. Step 4: Simplify right side
    5,415.93x = 15,851,360.36
  5. Step 5: Solve for x
    x = 15,851,360.36/5,415.93
  6. Step 6: Final answer
    x = 2,926.80

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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.