Home / 11,868.63-17,802.92-4,474.75

Finding the Fourth Proportional to 11,868.63, 17,802.92 and 4,474.75

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Solution

The fourth proportional to 11,868.63, 17,802.92 and 4,474.75 is: 6,712.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,868.63 : 17,802.92 = 4,474.75 : x
  2. Step 2: Convert to fraction form
    11,868.63/17,802.92 = 4,474.75/x
  3. Step 3: Cross multiply
    11,868.63x = 17,802.92 × 4,474.75
  4. Step 4: Simplify right side
    11,868.63x = 79,663,582.95
  5. Step 5: Solve for x
    x = 79,663,582.95/11,868.63
  6. Step 6: Final answer
    x = 6,712.11

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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.