Home / 13,264.58-19,890.03-3,903.38

Finding the Fourth Proportional to 13,264.58, 19,890.03 and 3,903.38

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Solution

The fourth proportional to 13,264.58, 19,890.03 and 3,903.38 is: 5,853.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,264.58 : 19,890.03 = 3,903.38 : x
  2. Step 2: Convert to fraction form
    13,264.58/19,890.03 = 3,903.38/x
  3. Step 3: Cross multiply
    13,264.58x = 19,890.03 × 3,903.38
  4. Step 4: Simplify right side
    13,264.58x = 77,638,425.00
  5. Step 5: Solve for x
    x = 77,638,425.00/13,264.58
  6. Step 6: Final answer
    x = 5,853.06

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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.