Home / 2,656.14-3,984.09-1,095.72

Finding the Fourth Proportional to 2,656.14, 3,984.09 and 1,095.72

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Solution

The fourth proportional to 2,656.14, 3,984.09 and 1,095.72 is: 1,643.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,656.14 : 3,984.09 = 1,095.72 : x
  2. Step 2: Convert to fraction form
    2,656.14/3,984.09 = 1,095.72/x
  3. Step 3: Cross multiply
    2,656.14x = 3,984.09 × 1,095.72
  4. Step 4: Simplify right side
    2,656.14x = 4,365,447.09
  5. Step 5: Solve for x
    x = 4,365,447.09/2,656.14
  6. Step 6: Final answer
    x = 1,643.53

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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.