Home / 11,447.12-17,178.38-4,051.56

Finding the Fourth Proportional to 11,447.12, 17,178.38 and 4,051.56

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Solution

The fourth proportional to 11,447.12, 17,178.38 and 4,051.56 is: 6,080.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,447.12 : 17,178.38 = 4,051.56 : x
  2. Step 2: Convert to fraction form
    11,447.12/17,178.38 = 4,051.56/x
  3. Step 3: Cross multiply
    11,447.12x = 17,178.38 × 4,051.56
  4. Step 4: Simplify right side
    11,447.12x = 69,599,237.27
  5. Step 5: Solve for x
    x = 69,599,237.27/11,447.12
  6. Step 6: Final answer
    x = 6,080.07

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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.