Home / 10,755.44-16,130.73-4,089.56

Finding the Fourth Proportional to 10,755.44, 16,130.73 and 4,089.56

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Solution

The fourth proportional to 10,755.44, 16,130.73 and 4,089.56 is: 6,133.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,755.44 : 16,130.73 = 4,089.56 : x
  2. Step 2: Convert to fraction form
    10,755.44/16,130.73 = 4,089.56/x
  3. Step 3: Cross multiply
    10,755.44x = 16,130.73 × 4,089.56
  4. Step 4: Simplify right side
    10,755.44x = 65,967,557.79
  5. Step 5: Solve for x
    x = 65,967,557.79/10,755.44
  6. Step 6: Final answer
    x = 6,133.41

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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.