Home / 2,406.46-3,319.23-1,520.73

Finding the Fourth Proportional to 2,406.46, 3,319.23 and 1,520.73

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Solution

The fourth proportional to 2,406.46, 3,319.23 and 1,520.73 is: 2,097.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,406.46 : 3,319.23 = 1,520.73 : x
  2. Step 2: Convert to fraction form
    2,406.46/3,319.23 = 1,520.73/x
  3. Step 3: Cross multiply
    2,406.46x = 3,319.23 × 1,520.73
  4. Step 4: Simplify right side
    2,406.46x = 5,047,652.64
  5. Step 5: Solve for x
    x = 5,047,652.64/2,406.46
  6. Step 6: Final answer
    x = 2,097.54

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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.