Home / 3,040.35-4,560.90-1,374.21

Finding the Fourth Proportional to 3,040.35, 4,560.90 and 1,374.21

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Solution

The fourth proportional to 3,040.35, 4,560.90 and 1,374.21 is: 2,061.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,040.35 : 4,560.90 = 1,374.21 : x
  2. Step 2: Convert to fraction form
    3,040.35/4,560.90 = 1,374.21/x
  3. Step 3: Cross multiply
    3,040.35x = 4,560.90 × 1,374.21
  4. Step 4: Simplify right side
    3,040.35x = 6,267,634.39
  5. Step 5: Solve for x
    x = 6,267,634.39/3,040.35
  6. Step 6: Final answer
    x = 2,061.48

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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.