Home / 3,470.03-5,204.53-1,278.25

Finding the Fourth Proportional to 3,470.03, 5,204.53 and 1,278.25

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Solution

The fourth proportional to 3,470.03, 5,204.53 and 1,278.25 is: 1,917.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,470.03 : 5,204.53 = 1,278.25 : x
  2. Step 2: Convert to fraction form
    3,470.03/5,204.53 = 1,278.25/x
  3. Step 3: Cross multiply
    3,470.03x = 5,204.53 × 1,278.25
  4. Step 4: Simplify right side
    3,470.03x = 6,652,679.06
  5. Step 5: Solve for x
    x = 6,652,679.06/3,470.03
  6. Step 6: Final answer
    x = 1,917.18

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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.