Home / 2,495.72-3,445.26-1,447.58

Finding the Fourth Proportional to 2,495.72, 3,445.26 and 1,447.58

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Solution

The fourth proportional to 2,495.72, 3,445.26 and 1,447.58 is: 1,998.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,495.72 : 3,445.26 = 1,447.58 : x
  2. Step 2: Convert to fraction form
    2,495.72/3,445.26 = 1,447.58/x
  3. Step 3: Cross multiply
    2,495.72x = 3,445.26 × 1,447.58
  4. Step 4: Simplify right side
    2,495.72x = 4,987,289.47
  5. Step 5: Solve for x
    x = 4,987,289.47/2,495.72
  6. Step 6: Final answer
    x = 1,998.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.