Home / 7,661.21-10,572.43-4,304.08

Finding the Fourth Proportional to 7,661.21, 10,572.43 and 4,304.08

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Solution

The fourth proportional to 7,661.21, 10,572.43 and 4,304.08 is: 5,939.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,661.21 : 10,572.43 = 4,304.08 : x
  2. Step 2: Convert to fraction form
    7,661.21/10,572.43 = 4,304.08/x
  3. Step 3: Cross multiply
    7,661.21x = 10,572.43 × 4,304.08
  4. Step 4: Simplify right side
    7,661.21x = 45,504,584.51
  5. Step 5: Solve for x
    x = 45,504,584.51/7,661.21
  6. Step 6: Final answer
    x = 5,939.61

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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.