Home / 11,847.21-17,751.36-4,051.77

Finding the Fourth Proportional to 11,847.21, 17,751.36 and 4,051.77

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Solution

The fourth proportional to 11,847.21, 17,751.36 and 4,051.77 is: 6,071.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,847.21 : 17,751.36 = 4,051.77 : x
  2. Step 2: Convert to fraction form
    11,847.21/17,751.36 = 4,051.77/x
  3. Step 3: Cross multiply
    11,847.21x = 17,751.36 × 4,051.77
  4. Step 4: Simplify right side
    11,847.21x = 71,924,427.91
  5. Step 5: Solve for x
    x = 71,924,427.91/11,847.21
  6. Step 6: Final answer
    x = 6,071.00

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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.