Home / 3,829.08-5,284.06-2,150.49

Finding the Fourth Proportional to 3,829.08, 5,284.06 and 2,150.49

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Solution

The fourth proportional to 3,829.08, 5,284.06 and 2,150.49 is: 2,967.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,829.08 : 5,284.06 = 2,150.49 : x
  2. Step 2: Convert to fraction form
    3,829.08/5,284.06 = 2,150.49/x
  3. Step 3: Cross multiply
    3,829.08x = 5,284.06 × 2,150.49
  4. Step 4: Simplify right side
    3,829.08x = 11,363,301.06
  5. Step 5: Solve for x
    x = 11,363,301.06/3,829.08
  6. Step 6: Final answer
    x = 2,967.64

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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.