Home / 7,151.29-10,729.26-3,453.94

Finding the Fourth Proportional to 7,151.29, 10,729.26 and 3,453.94

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Solution

The fourth proportional to 7,151.29, 10,729.26 and 3,453.94 is: 5,182.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,151.29 : 10,729.26 = 3,453.94 : x
  2. Step 2: Convert to fraction form
    7,151.29/10,729.26 = 3,453.94/x
  3. Step 3: Cross multiply
    7,151.29x = 10,729.26 × 3,453.94
  4. Step 4: Simplify right side
    7,151.29x = 37,058,220.28
  5. Step 5: Solve for x
    x = 37,058,220.28/7,151.29
  6. Step 6: Final answer
    x = 5,182.03

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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.