Home / 3,398.51-5,095.32-1,548.68

Finding the Fourth Proportional to 3,398.51, 5,095.32 and 1,548.68

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Solution

The fourth proportional to 3,398.51, 5,095.32 and 1,548.68 is: 2,321.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,398.51 : 5,095.32 = 1,548.68 : x
  2. Step 2: Convert to fraction form
    3,398.51/5,095.32 = 1,548.68/x
  3. Step 3: Cross multiply
    3,398.51x = 5,095.32 × 1,548.68
  4. Step 4: Simplify right side
    3,398.51x = 7,890,994.70
  5. Step 5: Solve for x
    x = 7,890,994.70/3,398.51
  6. Step 6: Final answer
    x = 2,321.90

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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.