Home / 3,270.55-4,513.79-1,944.98

Finding the Fourth Proportional to 3,270.55, 4,513.79 and 1,944.98

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Solution

The fourth proportional to 3,270.55, 4,513.79 and 1,944.98 is: 2,684.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,270.55 : 4,513.79 = 1,944.98 : x
  2. Step 2: Convert to fraction form
    3,270.55/4,513.79 = 1,944.98/x
  3. Step 3: Cross multiply
    3,270.55x = 4,513.79 × 1,944.98
  4. Step 4: Simplify right side
    3,270.55x = 8,779,240.13
  5. Step 5: Solve for x
    x = 8,779,240.13/3,270.55
  6. Step 6: Final answer
    x = 2,684.33

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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.