Home / 10,755.23-16,130.13-3,828.11

Finding the Fourth Proportional to 10,755.23, 16,130.13 and 3,828.11

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Solution

The fourth proportional to 10,755.23, 16,130.13 and 3,828.11 is: 5,741.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,755.23 : 16,130.13 = 3,828.11 : x
  2. Step 2: Convert to fraction form
    10,755.23/16,130.13 = 3,828.11/x
  3. Step 3: Cross multiply
    10,755.23x = 16,130.13 × 3,828.11
  4. Step 4: Simplify right side
    10,755.23x = 61,747,911.95
  5. Step 5: Solve for x
    x = 61,747,911.95/10,755.23
  6. Step 6: Final answer
    x = 5,741.20

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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.