Home / 2,672.26-4,009.82-1,113.34

Finding the Fourth Proportional to 2,672.26, 4,009.82 and 1,113.34

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Solution

The fourth proportional to 2,672.26, 4,009.82 and 1,113.34 is: 1,670.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,672.26 : 4,009.82 = 1,113.34 : x
  2. Step 2: Convert to fraction form
    2,672.26/4,009.82 = 1,113.34/x
  3. Step 3: Cross multiply
    2,672.26x = 4,009.82 × 1,113.34
  4. Step 4: Simplify right side
    2,672.26x = 4,464,267.38
  5. Step 5: Solve for x
    x = 4,464,267.38/2,672.26
  6. Step 6: Final answer
    x = 1,670.60

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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.