Home / 2,903.90-4,007.49-1,725.14

Finding the Fourth Proportional to 2,903.90, 4,007.49 and 1,725.14

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Solution

The fourth proportional to 2,903.90, 4,007.49 and 1,725.14 is: 2,380.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,903.90 : 4,007.49 = 1,725.14 : x
  2. Step 2: Convert to fraction form
    2,903.90/4,007.49 = 1,725.14/x
  3. Step 3: Cross multiply
    2,903.90x = 4,007.49 × 1,725.14
  4. Step 4: Simplify right side
    2,903.90x = 6,913,481.30
  5. Step 5: Solve for x
    x = 6,913,481.30/2,903.90
  6. Step 6: Final answer
    x = 2,380.76

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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.