Home / 11,251.58-15,525.83-6,215.49

Finding the Fourth Proportional to 11,251.58, 15,525.83 and 6,215.49

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Solution

The fourth proportional to 11,251.58, 15,525.83 and 6,215.49 is: 8,576.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,251.58 : 15,525.83 = 6,215.49 : x
  2. Step 2: Convert to fraction form
    11,251.58/15,525.83 = 6,215.49/x
  3. Step 3: Cross multiply
    11,251.58x = 15,525.83 × 6,215.49
  4. Step 4: Simplify right side
    11,251.58x = 96,500,656.65
  5. Step 5: Solve for x
    x = 96,500,656.65/11,251.58
  6. Step 6: Final answer
    x = 8,576.64

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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.