Home / 6,804.84-10,186.06-5,240.78

Finding the Fourth Proportional to 6,804.84, 10,186.06 and 5,240.78

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Solution

The fourth proportional to 6,804.84, 10,186.06 and 5,240.78 is: 7,844.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,804.84 : 10,186.06 = 5,240.78 : x
  2. Step 2: Convert to fraction form
    6,804.84/10,186.06 = 5,240.78/x
  3. Step 3: Cross multiply
    6,804.84x = 10,186.06 × 5,240.78
  4. Step 4: Simplify right side
    6,804.84x = 53,382,899.53
  5. Step 5: Solve for x
    x = 53,382,899.53/6,804.84
  6. Step 6: Final answer
    x = 7,844.84

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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.