Home / 9,325.08-12,868.84-5,738.70

Finding the Fourth Proportional to 9,325.08, 12,868.84 and 5,738.70

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Solution

The fourth proportional to 9,325.08, 12,868.84 and 5,738.70 is: 7,919.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,325.08 : 12,868.84 = 5,738.70 : x
  2. Step 2: Convert to fraction form
    9,325.08/12,868.84 = 5,738.70/x
  3. Step 3: Cross multiply
    9,325.08x = 12,868.84 × 5,738.70
  4. Step 4: Simplify right side
    9,325.08x = 73,850,467.54
  5. Step 5: Solve for x
    x = 73,850,467.54/9,325.08
  6. Step 6: Final answer
    x = 7,919.55

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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.