Home / 3,620.03-5,428.50-2,060.76

Finding the Fourth Proportional to 3,620.03, 5,428.50 and 2,060.76

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Solution

The fourth proportional to 3,620.03, 5,428.50 and 2,060.76 is: 3,090.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,620.03 : 5,428.50 = 2,060.76 : x
  2. Step 2: Convert to fraction form
    3,620.03/5,428.50 = 2,060.76/x
  3. Step 3: Cross multiply
    3,620.03x = 5,428.50 × 2,060.76
  4. Step 4: Simplify right side
    3,620.03x = 11,186,848.29
  5. Step 5: Solve for x
    x = 11,186,848.29/3,620.03
  6. Step 6: Final answer
    x = 3,090.27

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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.