Home / 11,749.12-16,213.77-6,444.03

Finding the Fourth Proportional to 11,749.12, 16,213.77 and 6,444.03

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Solution

The fourth proportional to 11,749.12, 16,213.77 and 6,444.03 is: 8,892.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,749.12 : 16,213.77 = 6,444.03 : x
  2. Step 2: Convert to fraction form
    11,749.12/16,213.77 = 6,444.03/x
  3. Step 3: Cross multiply
    11,749.12x = 16,213.77 × 6,444.03
  4. Step 4: Simplify right side
    11,749.12x = 104,482,020.29
  5. Step 5: Solve for x
    x = 104,482,020.29/11,749.12
  6. Step 6: Final answer
    x = 8,892.75

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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.