Home / 5,355.30-8,030.55-2,067.30

Finding the Fourth Proportional to 5,355.30, 8,030.55 and 2,067.30

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Solution

The fourth proportional to 5,355.30, 8,030.55 and 2,067.30 is: 3,100.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,355.30 : 8,030.55 = 2,067.30 : x
  2. Step 2: Convert to fraction form
    5,355.30/8,030.55 = 2,067.30/x
  3. Step 3: Cross multiply
    5,355.30x = 8,030.55 × 2,067.30
  4. Step 4: Simplify right side
    5,355.30x = 16,601,556.02
  5. Step 5: Solve for x
    x = 16,601,556.02/5,355.30
  6. Step 6: Final answer
    x = 3,100.02

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1.5x scale

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.