Home / 11,546.07-15,933.47-6,441.63

Finding the Fourth Proportional to 11,546.07, 15,933.47 and 6,441.63

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Solution

The fourth proportional to 11,546.07, 15,933.47 and 6,441.63 is: 8,889.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,546.07 : 15,933.47 = 6,441.63 : x
  2. Step 2: Convert to fraction form
    11,546.07/15,933.47 = 6,441.63/x
  3. Step 3: Cross multiply
    11,546.07x = 15,933.47 × 6,441.63
  4. Step 4: Simplify right side
    11,546.07x = 102,637,486.15
  5. Step 5: Solve for x
    x = 102,637,486.15/11,546.07
  6. Step 6: Final answer
    x = 8,889.39

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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.