Home / 3,491.37-5,237.25-1,151.28

Finding the Fourth Proportional to 3,491.37, 5,237.25 and 1,151.28

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Solution

The fourth proportional to 3,491.37, 5,237.25 and 1,151.28 is: 1,726.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,491.37 : 5,237.25 = 1,151.28 : x
  2. Step 2: Convert to fraction form
    3,491.37/5,237.25 = 1,151.28/x
  3. Step 3: Cross multiply
    3,491.37x = 5,237.25 × 1,151.28
  4. Step 4: Simplify right side
    3,491.37x = 6,029,536.86
  5. Step 5: Solve for x
    x = 6,029,536.86/3,491.37
  6. Step 6: Final answer
    x = 1,726.98

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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.