Home / 11,501.36-17,247.60-6,822.68

Finding the Fourth Proportional to 11,501.36, 17,247.60 and 6,822.68

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Solution

The fourth proportional to 11,501.36, 17,247.60 and 6,822.68 is: 10,231.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,501.36 : 17,247.60 = 6,822.68 : x
  2. Step 2: Convert to fraction form
    11,501.36/17,247.60 = 6,822.68/x
  3. Step 3: Cross multiply
    11,501.36x = 17,247.60 × 6,822.68
  4. Step 4: Simplify right side
    11,501.36x = 117,674,855.57
  5. Step 5: Solve for x
    x = 117,674,855.57/11,501.36
  6. Step 6: Final answer
    x = 10,231.39

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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.