Home / 3,222.24-4,447.08-1,895.46

Finding the Fourth Proportional to 3,222.24, 4,447.08 and 1,895.46

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Solution

The fourth proportional to 3,222.24, 4,447.08 and 1,895.46 is: 2,615.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,222.24 : 4,447.08 = 1,895.46 : x
  2. Step 2: Convert to fraction form
    3,222.24/4,447.08 = 1,895.46/x
  3. Step 3: Cross multiply
    3,222.24x = 4,447.08 × 1,895.46
  4. Step 4: Simplify right side
    3,222.24x = 8,429,262.26
  5. Step 5: Solve for x
    x = 8,429,262.26/3,222.24
  6. Step 6: Final answer
    x = 2,615.96

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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.