Home / 11,948.64-17,922.95-3,628.62

Finding the Fourth Proportional to 11,948.64, 17,922.95 and 3,628.62

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Solution

The fourth proportional to 11,948.64, 17,922.95 and 3,628.62 is: 5,442.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,948.64 : 17,922.95 = 3,628.62 : x
  2. Step 2: Convert to fraction form
    11,948.64/17,922.95 = 3,628.62/x
  3. Step 3: Cross multiply
    11,948.64x = 17,922.95 × 3,628.62
  4. Step 4: Simplify right side
    11,948.64x = 65,035,570.29
  5. Step 5: Solve for x
    x = 65,035,570.29/11,948.64
  6. Step 6: Final answer
    x = 5,442.93

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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.