Home / 11,933.51-16,467.05-7,152.19

Finding the Fourth Proportional to 11,933.51, 16,467.05 and 7,152.19

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Solution

The fourth proportional to 11,933.51, 16,467.05 and 7,152.19 is: 9,869.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,933.51 : 16,467.05 = 7,152.19 : x
  2. Step 2: Convert to fraction form
    11,933.51/16,467.05 = 7,152.19/x
  3. Step 3: Cross multiply
    11,933.51x = 16,467.05 × 7,152.19
  4. Step 4: Simplify right side
    11,933.51x = 117,775,447.05
  5. Step 5: Solve for x
    x = 117,775,447.05/11,933.51
  6. Step 6: Final answer
    x = 9,869.31

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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.