Home / 3,209.63-4,421.08-2,462.30

Finding the Fourth Proportional to 3,209.63, 4,421.08 and 2,462.30

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Solution

The fourth proportional to 3,209.63, 4,421.08 and 2,462.30 is: 3,391.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,209.63 : 4,421.08 = 2,462.30 : x
  2. Step 2: Convert to fraction form
    3,209.63/4,421.08 = 2,462.30/x
  3. Step 3: Cross multiply
    3,209.63x = 4,421.08 × 2,462.30
  4. Step 4: Simplify right side
    3,209.63x = 10,886,022.84
  5. Step 5: Solve for x
    x = 10,886,022.84/3,209.63
  6. Step 6: Final answer
    x = 3,391.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.