Home / 3,061.41-4,603.19-2,820.84

Finding the Fourth Proportional to 3,061.41, 4,603.19 and 2,820.84

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Solution

The fourth proportional to 3,061.41, 4,603.19 and 2,820.84 is: 4,241.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,061.41 : 4,603.19 = 2,820.84 : x
  2. Step 2: Convert to fraction form
    3,061.41/4,603.19 = 2,820.84/x
  3. Step 3: Cross multiply
    3,061.41x = 4,603.19 × 2,820.84
  4. Step 4: Simplify right side
    3,061.41x = 12,984,848.38
  5. Step 5: Solve for x
    x = 12,984,848.38/3,061.41
  6. Step 6: Final answer
    x = 4,241.46

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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.