Home / 13,023.28-19,537.80-3,790

Finding the Fourth Proportional to 13,023.28, 19,537.80 and 3,790

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Solution

The fourth proportional to 13,023.28, 19,537.80 and 3,790 is: 5,685.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,023.28 : 19,537.80 = 3,790 : x
  2. Step 2: Convert to fraction form
    13,023.28/19,537.80 = 3,790/x
  3. Step 3: Cross multiply
    13,023.28x = 19,537.80 × 3,790
  4. Step 4: Simplify right side
    13,023.28x = 74,048,262
  5. Step 5: Solve for x
    x = 74,048,262/13,023.28
  6. Step 6: Final answer
    x = 5,685.84

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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.