Home / 2,270.60-3,398.58-1,173.46

Finding the Fourth Proportional to 2,270.60, 3,398.58 and 1,173.46

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Solution

The fourth proportional to 2,270.60, 3,398.58 and 1,173.46 is: 1,756.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,270.60 : 3,398.58 = 1,173.46 : x
  2. Step 2: Convert to fraction form
    2,270.60/3,398.58 = 1,173.46/x
  3. Step 3: Cross multiply
    2,270.60x = 3,398.58 × 1,173.46
  4. Step 4: Simplify right side
    2,270.60x = 3,988,097.69
  5. Step 5: Solve for x
    x = 3,988,097.69/2,270.60
  6. Step 6: Final answer
    x = 1,756.41

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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.