Home / 3,935.98-5,902.45-1,470.14

Finding the Fourth Proportional to 3,935.98, 5,902.45 and 1,470.14

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Solution

The fourth proportional to 3,935.98, 5,902.45 and 1,470.14 is: 2,204.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,935.98 : 5,902.45 = 1,470.14 : x
  2. Step 2: Convert to fraction form
    3,935.98/5,902.45 = 1,470.14/x
  3. Step 3: Cross multiply
    3,935.98x = 5,902.45 × 1,470.14
  4. Step 4: Simplify right side
    3,935.98x = 8,677,427.84
  5. Step 5: Solve for x
    x = 8,677,427.84/3,935.98
  6. Step 6: Final answer
    x = 2,204.64

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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.