Home / 7,862.27-11,787.93-3,477.33

Finding the Fourth Proportional to 7,862.27, 11,787.93 and 3,477.33

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Solution

The fourth proportional to 7,862.27, 11,787.93 and 3,477.33 is: 5,213.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,862.27 : 11,787.93 = 3,477.33 : x
  2. Step 2: Convert to fraction form
    7,862.27/11,787.93 = 3,477.33/x
  3. Step 3: Cross multiply
    7,862.27x = 11,787.93 × 3,477.33
  4. Step 4: Simplify right side
    7,862.27x = 40,990,522.63
  5. Step 5: Solve for x
    x = 40,990,522.63/7,862.27
  6. Step 6: Final answer
    x = 5,213.58

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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.