Home / 3,429.08-5,140.86-3,235.88

Finding the Fourth Proportional to 3,429.08, 5,140.86 and 3,235.88

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Solution

The fourth proportional to 3,429.08, 5,140.86 and 3,235.88 is: 4,851.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,429.08 : 5,140.86 = 3,235.88 : x
  2. Step 2: Convert to fraction form
    3,429.08/5,140.86 = 3,235.88/x
  3. Step 3: Cross multiply
    3,429.08x = 5,140.86 × 3,235.88
  4. Step 4: Simplify right side
    3,429.08x = 16,635,206.06
  5. Step 5: Solve for x
    x = 16,635,206.06/3,429.08
  6. Step 6: Final answer
    x = 4,851.22

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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.