Home / 3,829.09-5,284.01-2,339.50

Finding the Fourth Proportional to 3,829.09, 5,284.01 and 2,339.50

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Solution

The fourth proportional to 3,829.09, 5,284.01 and 2,339.50 is: 3,228.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,829.09 : 5,284.01 = 2,339.50 : x
  2. Step 2: Convert to fraction form
    3,829.09/5,284.01 = 2,339.50/x
  3. Step 3: Cross multiply
    3,829.09x = 5,284.01 × 2,339.50
  4. Step 4: Simplify right side
    3,829.09x = 12,361,937.36
  5. Step 5: Solve for x
    x = 12,361,937.36/3,829.09
  6. Step 6: Final answer
    x = 3,228.43

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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.