Home / 3,020.84-4,526.24-2,138.98

Finding the Fourth Proportional to 3,020.84, 4,526.24 and 2,138.98

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Solution

The fourth proportional to 3,020.84, 4,526.24 and 2,138.98 is: 3,204.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020.84 : 4,526.24 = 2,138.98 : x
  2. Step 2: Convert to fraction form
    3,020.84/4,526.24 = 2,138.98/x
  3. Step 3: Cross multiply
    3,020.84x = 4,526.24 × 2,138.98
  4. Step 4: Simplify right side
    3,020.84x = 9,681,514.82
  5. Step 5: Solve for x
    x = 9,681,514.82/3,020.84
  6. Step 6: Final answer
    x = 3,204.91

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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.