Home / 3,200.93-4,421.22-2,315.33

Finding the Fourth Proportional to 3,200.93, 4,421.22 and 2,315.33

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Solution

The fourth proportional to 3,200.93, 4,421.22 and 2,315.33 is: 3,198.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,200.93 : 4,421.22 = 2,315.33 : x
  2. Step 2: Convert to fraction form
    3,200.93/4,421.22 = 2,315.33/x
  3. Step 3: Cross multiply
    3,200.93x = 4,421.22 × 2,315.33
  4. Step 4: Simplify right side
    3,200.93x = 10,236,583.30
  5. Step 5: Solve for x
    x = 10,236,583.30/3,200.93
  6. Step 6: Final answer
    x = 3,198.00

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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.