Home / 3,067.31-4,594.86-1,421.60

Finding the Fourth Proportional to 3,067.31, 4,594.86 and 1,421.60

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Solution

The fourth proportional to 3,067.31, 4,594.86 and 1,421.60 is: 2,129.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,067.31 : 4,594.86 = 1,421.60 : x
  2. Step 2: Convert to fraction form
    3,067.31/4,594.86 = 1,421.60/x
  3. Step 3: Cross multiply
    3,067.31x = 4,594.86 × 1,421.60
  4. Step 4: Simplify right side
    3,067.31x = 6,532,030.00
  5. Step 5: Solve for x
    x = 6,532,030.00/3,067.31
  6. Step 6: Final answer
    x = 2,129.56

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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.