Home / 11,664.55-17,491.70-4,267.09

Finding the Fourth Proportional to 11,664.55, 17,491.70 and 4,267.09

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Solution

The fourth proportional to 11,664.55, 17,491.70 and 4,267.09 is: 6,398.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,664.55 : 17,491.70 = 4,267.09 : x
  2. Step 2: Convert to fraction form
    11,664.55/17,491.70 = 4,267.09/x
  3. Step 3: Cross multiply
    11,664.55x = 17,491.70 × 4,267.09
  4. Step 4: Simplify right side
    11,664.55x = 74,638,636.82
  5. Step 5: Solve for x
    x = 74,638,636.82/11,664.55
  6. Step 6: Final answer
    x = 6,398.76

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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.