Home / 5,263.58-7,262.44-3,137.78

Finding the Fourth Proportional to 5,263.58, 7,262.44 and 3,137.78

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Solution

The fourth proportional to 5,263.58, 7,262.44 and 3,137.78 is: 4,329.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,263.58 : 7,262.44 = 3,137.78 : x
  2. Step 2: Convert to fraction form
    5,263.58/7,262.44 = 3,137.78/x
  3. Step 3: Cross multiply
    5,263.58x = 7,262.44 × 3,137.78
  4. Step 4: Simplify right side
    5,263.58x = 22,787,938.98
  5. Step 5: Solve for x
    x = 22,787,938.98/5,263.58
  6. Step 6: Final answer
    x = 4,329.36

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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.