Home / 3,955.95-5,938.74-1,849.59

Finding the Fourth Proportional to 3,955.95, 5,938.74 and 1,849.59

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Solution

The fourth proportional to 3,955.95, 5,938.74 and 1,849.59 is: 2,776.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,955.95 : 5,938.74 = 1,849.59 : x
  2. Step 2: Convert to fraction form
    3,955.95/5,938.74 = 1,849.59/x
  3. Step 3: Cross multiply
    3,955.95x = 5,938.74 × 1,849.59
  4. Step 4: Simplify right side
    3,955.95x = 10,984,234.12
  5. Step 5: Solve for x
    x = 10,984,234.12/3,955.95
  6. Step 6: Final answer
    x = 2,776.64

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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.