Home / 4,601.32-6,900.36-1,481.20

Finding the Fourth Proportional to 4,601.32, 6,900.36 and 1,481.20

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Solution

The fourth proportional to 4,601.32, 6,900.36 and 1,481.20 is: 2,221.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,601.32 : 6,900.36 = 1,481.20 : x
  2. Step 2: Convert to fraction form
    4,601.32/6,900.36 = 1,481.20/x
  3. Step 3: Cross multiply
    4,601.32x = 6,900.36 × 1,481.20
  4. Step 4: Simplify right side
    4,601.32x = 10,220,813.23
  5. Step 5: Solve for x
    x = 10,220,813.23/4,601.32
  6. Step 6: Final answer
    x = 2,221.28

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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.