Home / 11,933.58-16,466.40-6,628.26

Finding the Fourth Proportional to 11,933.58, 16,466.40 and 6,628.26

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Solution

The fourth proportional to 11,933.58, 16,466.40 and 6,628.26 is: 9,145.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,933.58 : 16,466.40 = 6,628.26 : x
  2. Step 2: Convert to fraction form
    11,933.58/16,466.40 = 6,628.26/x
  3. Step 3: Cross multiply
    11,933.58x = 16,466.40 × 6,628.26
  4. Step 4: Simplify right side
    11,933.58x = 109,143,580.46
  5. Step 5: Solve for x
    x = 109,143,580.46/11,933.58
  6. Step 6: Final answer
    x = 9,145.92

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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.