Home / 11,554.05-15,944.09-6,518.37

Finding the Fourth Proportional to 11,554.05, 15,944.09 and 6,518.37

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Solution

The fourth proportional to 11,554.05, 15,944.09 and 6,518.37 is: 8,995.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,554.05 : 15,944.09 = 6,518.37 : x
  2. Step 2: Convert to fraction form
    11,554.05/15,944.09 = 6,518.37/x
  3. Step 3: Cross multiply
    11,554.05x = 15,944.09 × 6,518.37
  4. Step 4: Simplify right side
    11,554.05x = 103,929,445.34
  5. Step 5: Solve for x
    x = 103,929,445.34/11,554.05
  6. Step 6: Final answer
    x = 8,995.07

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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.