Home / 3,235.34-4,851.99-2,145.49

Finding the Fourth Proportional to 3,235.34, 4,851.99 and 2,145.49

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Solution

The fourth proportional to 3,235.34, 4,851.99 and 2,145.49 is: 3,217.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,235.34 : 4,851.99 = 2,145.49 : x
  2. Step 2: Convert to fraction form
    3,235.34/4,851.99 = 2,145.49/x
  3. Step 3: Cross multiply
    3,235.34x = 4,851.99 × 2,145.49
  4. Step 4: Simplify right side
    3,235.34x = 10,409,871.77
  5. Step 5: Solve for x
    x = 10,409,871.77/3,235.34
  6. Step 6: Final answer
    x = 3,217.55

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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.