Home / 2,903.12-4,007.04-1,725.02

Finding the Fourth Proportional to 2,903.12, 4,007.04 and 1,725.02

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Solution

The fourth proportional to 2,903.12, 4,007.04 and 1,725.02 is: 2,380.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,903.12 : 4,007.04 = 1,725.02 : x
  2. Step 2: Convert to fraction form
    2,903.12/4,007.04 = 1,725.02/x
  3. Step 3: Cross multiply
    2,903.12x = 4,007.04 × 1,725.02
  4. Step 4: Simplify right side
    2,903.12x = 6,912,224.14
  5. Step 5: Solve for x
    x = 6,912,224.14/2,903.12
  6. Step 6: Final answer
    x = 2,380.96

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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.