Home / 8,653.41-11,933.87-5,668.16

Finding the Fourth Proportional to 8,653.41, 11,933.87 and 5,668.16

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Solution

The fourth proportional to 8,653.41, 11,933.87 and 5,668.16 is: 7,816.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,653.41 : 11,933.87 = 5,668.16 : x
  2. Step 2: Convert to fraction form
    8,653.41/11,933.87 = 5,668.16/x
  3. Step 3: Cross multiply
    8,653.41x = 11,933.87 × 5,668.16
  4. Step 4: Simplify right side
    8,653.41x = 67,642,996.57
  5. Step 5: Solve for x
    x = 67,642,996.57/8,653.41
  6. Step 6: Final answer
    x = 7,816.92

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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.