Home / 8,330.41-12,495.61-2,174.41

Finding the Fourth Proportional to 8,330.41, 12,495.61 and 2,174.41

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Solution

The fourth proportional to 8,330.41, 12,495.61 and 2,174.41 is: 3,261.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,330.41 : 12,495.61 = 2,174.41 : x
  2. Step 2: Convert to fraction form
    8,330.41/12,495.61 = 2,174.41/x
  3. Step 3: Cross multiply
    8,330.41x = 12,495.61 × 2,174.41
  4. Step 4: Simplify right side
    8,330.41x = 27,170,579.34
  5. Step 5: Solve for x
    x = 27,170,579.34/8,330.41
  6. Step 6: Final answer
    x = 3,261.61

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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.