Home / 3,500.03-4,829.99-1,928.09

Finding the Fourth Proportional to 3,500.03, 4,829.99 and 1,928.09

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Solution

The fourth proportional to 3,500.03, 4,829.99 and 1,928.09 is: 2,660.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500.03 : 4,829.99 = 1,928.09 : x
  2. Step 2: Convert to fraction form
    3,500.03/4,829.99 = 1,928.09/x
  3. Step 3: Cross multiply
    3,500.03x = 4,829.99 × 1,928.09
  4. Step 4: Simplify right side
    3,500.03x = 9,312,636.09
  5. Step 5: Solve for x
    x = 9,312,636.09/3,500.03
  6. Step 6: Final answer
    x = 2,660.73

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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.