Home / 3,243.05-4,855.39-2,521.07

Finding the Fourth Proportional to 3,243.05, 4,855.39 and 2,521.07

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Solution

The fourth proportional to 3,243.05, 4,855.39 and 2,521.07 is: 3,774.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,243.05 : 4,855.39 = 2,521.07 : x
  2. Step 2: Convert to fraction form
    3,243.05/4,855.39 = 2,521.07/x
  3. Step 3: Cross multiply
    3,243.05x = 4,855.39 × 2,521.07
  4. Step 4: Simplify right side
    3,243.05x = 12,240,747.49
  5. Step 5: Solve for x
    x = 12,240,747.49/3,243.05
  6. Step 6: Final answer
    x = 3,774.46

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1.5x scale

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.