Home / 11,554.62-15,945.36-6,518.84

Finding the Fourth Proportional to 11,554.62, 15,945.36 and 6,518.84

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Solution

The fourth proportional to 11,554.62, 15,945.36 and 6,518.84 is: 8,995.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,554.62 : 15,945.36 = 6,518.84 : x
  2. Step 2: Convert to fraction form
    11,554.62/15,945.36 = 6,518.84/x
  3. Step 3: Cross multiply
    11,554.62x = 15,945.36 × 6,518.84
  4. Step 4: Simplify right side
    11,554.62x = 103,945,170.86
  5. Step 5: Solve for x
    x = 103,945,170.86/11,554.62
  6. Step 6: Final answer
    x = 8,995.98

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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.