Home / 6,571.27-9,864.71-5,185.60

Finding the Fourth Proportional to 6,571.27, 9,864.71 and 5,185.60

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Solution

The fourth proportional to 6,571.27, 9,864.71 and 5,185.60 is: 7,784.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,571.27 : 9,864.71 = 5,185.60 : x
  2. Step 2: Convert to fraction form
    6,571.27/9,864.71 = 5,185.60/x
  3. Step 3: Cross multiply
    6,571.27x = 9,864.71 × 5,185.60
  4. Step 4: Simplify right side
    6,571.27x = 51,154,440.18
  5. Step 5: Solve for x
    x = 51,154,440.18/6,571.27
  6. Step 6: Final answer
    x = 7,784.56

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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.