Home / 10,004.03-13,805.43-5,527.79

Finding the Fourth Proportional to 10,004.03, 13,805.43 and 5,527.79

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Solution

The fourth proportional to 10,004.03, 13,805.43 and 5,527.79 is: 7,628.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,004.03 : 13,805.43 = 5,527.79 : x
  2. Step 2: Convert to fraction form
    10,004.03/13,805.43 = 5,527.79/x
  3. Step 3: Cross multiply
    10,004.03x = 13,805.43 × 5,527.79
  4. Step 4: Simplify right side
    10,004.03x = 76,313,517.90
  5. Step 5: Solve for x
    x = 76,313,517.90/10,004.03
  6. Step 6: Final answer
    x = 7,628.28

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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.