Home / 2,493.18-3,440.70-1,445.25

Finding the Fourth Proportional to 2,493.18, 3,440.70 and 1,445.25

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Solution

The fourth proportional to 2,493.18, 3,440.70 and 1,445.25 is: 1,994.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,493.18 : 3,440.70 = 1,445.25 : x
  2. Step 2: Convert to fraction form
    2,493.18/3,440.70 = 1,445.25/x
  3. Step 3: Cross multiply
    2,493.18x = 3,440.70 × 1,445.25
  4. Step 4: Simplify right side
    2,493.18x = 4,972,671.68
  5. Step 5: Solve for x
    x = 4,972,671.68/2,493.18
  6. Step 6: Final answer
    x = 1,994.51

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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.