Home / 11,748.24-16,212.56-6,443.08

Finding the Fourth Proportional to 11,748.24, 16,212.56 and 6,443.08

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Solution

The fourth proportional to 11,748.24, 16,212.56 and 6,443.08 is: 8,891.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,748.24 : 16,212.56 = 6,443.08 : x
  2. Step 2: Convert to fraction form
    11,748.24/16,212.56 = 6,443.08/x
  3. Step 3: Cross multiply
    11,748.24x = 16,212.56 × 6,443.08
  4. Step 4: Simplify right side
    11,748.24x = 104,458,748.34
  5. Step 5: Solve for x
    x = 104,458,748.34/11,748.24
  6. Step 6: Final answer
    x = 8,891.44

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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.