Home / 3,072.35-4,603.58-1,839.18

Finding the Fourth Proportional to 3,072.35, 4,603.58 and 1,839.18

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Solution

The fourth proportional to 3,072.35, 4,603.58 and 1,839.18 is: 2,755.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,072.35 : 4,603.58 = 1,839.18 : x
  2. Step 2: Convert to fraction form
    3,072.35/4,603.58 = 1,839.18/x
  3. Step 3: Cross multiply
    3,072.35x = 4,603.58 × 1,839.18
  4. Step 4: Simplify right side
    3,072.35x = 8,466,812.26
  5. Step 5: Solve for x
    x = 8,466,812.26/3,072.35
  6. Step 6: Final answer
    x = 2,755.81

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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.