Home / 9,012.83-13,519.26-2,439.54

Finding the Fourth Proportional to 9,012.83, 13,519.26 and 2,439.54

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Solution

The fourth proportional to 9,012.83, 13,519.26 and 2,439.54 is: 3,659.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,012.83 : 13,519.26 = 2,439.54 : x
  2. Step 2: Convert to fraction form
    9,012.83/13,519.26 = 2,439.54/x
  3. Step 3: Cross multiply
    9,012.83x = 13,519.26 × 2,439.54
  4. Step 4: Simplify right side
    9,012.83x = 32,980,695.75
  5. Step 5: Solve for x
    x = 32,980,695.75/9,012.83
  6. Step 6: Final answer
    x = 3,659.31

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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.