Home / 5,417.93-8,122.03-1,954.37

Finding the Fourth Proportional to 5,417.93, 8,122.03 and 1,954.37

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Solution

The fourth proportional to 5,417.93, 8,122.03 and 1,954.37 is: 2,929.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,417.93 : 8,122.03 = 1,954.37 : x
  2. Step 2: Convert to fraction form
    5,417.93/8,122.03 = 1,954.37/x
  3. Step 3: Cross multiply
    5,417.93x = 8,122.03 × 1,954.37
  4. Step 4: Simplify right side
    5,417.93x = 15,873,451.77
  5. Step 5: Solve for x
    x = 15,873,451.77/5,417.93
  6. Step 6: Final answer
    x = 2,929.80

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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.