Home / 5,839.62-8,054.82-3,480

Finding the Fourth Proportional to 5,839.62, 8,054.82 and 3,480

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Solution

The fourth proportional to 5,839.62, 8,054.82 and 3,480 is: 4,800.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,839.62 : 8,054.82 = 3,480 : x
  2. Step 2: Convert to fraction form
    5,839.62/8,054.82 = 3,480/x
  3. Step 3: Cross multiply
    5,839.62x = 8,054.82 × 3,480
  4. Step 4: Simplify right side
    5,839.62x = 28,030,773.60
  5. Step 5: Solve for x
    x = 28,030,773.60/5,839.62
  6. Step 6: Final answer
    x = 4,800.10

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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.