Home / 11,669.55-16,103.34-6,633.07

Finding the Fourth Proportional to 11,669.55, 16,103.34 and 6,633.07

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Solution

The fourth proportional to 11,669.55, 16,103.34 and 6,633.07 is: 9,153.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,669.55 : 16,103.34 = 6,633.07 : x
  2. Step 2: Convert to fraction form
    11,669.55/16,103.34 = 6,633.07/x
  3. Step 3: Cross multiply
    11,669.55x = 16,103.34 × 6,633.07
  4. Step 4: Simplify right side
    11,669.55x = 106,814,581.45
  5. Step 5: Solve for x
    x = 106,814,581.45/11,669.55
  6. Step 6: Final answer
    x = 9,153.27

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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.