Home / 4,955.86-6,839.79-3,068.05

Finding the Fourth Proportional to 4,955.86, 6,839.79 and 3,068.05

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Solution

The fourth proportional to 4,955.86, 6,839.79 and 3,068.05 is: 4,234.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,955.86 : 6,839.79 = 3,068.05 : x
  2. Step 2: Convert to fraction form
    4,955.86/6,839.79 = 3,068.05/x
  3. Step 3: Cross multiply
    4,955.86x = 6,839.79 × 3,068.05
  4. Step 4: Simplify right side
    4,955.86x = 20,984,817.71
  5. Step 5: Solve for x
    x = 20,984,817.71/4,955.86
  6. Step 6: Final answer
    x = 4,234.34

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1.5x scale

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.