Home / 10,752.36-16,128.54-3,826.92

Finding the Fourth Proportional to 10,752.36, 16,128.54 and 3,826.92

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Solution

The fourth proportional to 10,752.36, 16,128.54 and 3,826.92 is: 5,740.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,752.36 : 16,128.54 = 3,826.92 : x
  2. Step 2: Convert to fraction form
    10,752.36/16,128.54 = 3,826.92/x
  3. Step 3: Cross multiply
    10,752.36x = 16,128.54 × 3,826.92
  4. Step 4: Simplify right side
    10,752.36x = 61,722,632.30
  5. Step 5: Solve for x
    x = 61,722,632.30/10,752.36
  6. Step 6: Final answer
    x = 5,740.38

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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.