Home / 11,168.10-16,751.69-2,848.32

Finding the Fourth Proportional to 11,168.10, 16,751.69 and 2,848.32

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Solution

The fourth proportional to 11,168.10, 16,751.69 and 2,848.32 is: 4,272.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,168.10 : 16,751.69 = 2,848.32 : x
  2. Step 2: Convert to fraction form
    11,168.10/16,751.69 = 2,848.32/x
  3. Step 3: Cross multiply
    11,168.10x = 16,751.69 × 2,848.32
  4. Step 4: Simplify right side
    11,168.10x = 47,714,173.66
  5. Step 5: Solve for x
    x = 47,714,173.66/11,168.10
  6. Step 6: Final answer
    x = 4,272.36

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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.