Home / 11,453.19-17,174.78-4,055.19

Finding the Fourth Proportional to 11,453.19, 17,174.78 and 4,055.19

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Solution

The fourth proportional to 11,453.19, 17,174.78 and 4,055.19 is: 6,081.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,453.19 : 17,174.78 = 4,055.19 : x
  2. Step 2: Convert to fraction form
    11,453.19/17,174.78 = 4,055.19/x
  3. Step 3: Cross multiply
    11,453.19x = 17,174.78 × 4,055.19
  4. Step 4: Simplify right side
    11,453.19x = 69,646,996.11
  5. Step 5: Solve for x
    x = 69,646,996.11/11,453.19
  6. Step 6: Final answer
    x = 6,081.01

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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.