Home / 4,935.53-6,811.17-2,839.65

Finding the Fourth Proportional to 4,935.53, 6,811.17 and 2,839.65

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Solution

The fourth proportional to 4,935.53, 6,811.17 and 2,839.65 is: 3,918.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,935.53 : 6,811.17 = 2,839.65 : x
  2. Step 2: Convert to fraction form
    4,935.53/6,811.17 = 2,839.65/x
  3. Step 3: Cross multiply
    4,935.53x = 6,811.17 × 2,839.65
  4. Step 4: Simplify right side
    4,935.53x = 19,341,338.89
  5. Step 5: Solve for x
    x = 19,341,338.89/4,935.53
  6. Step 6: Final answer
    x = 3,918.80

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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.