Home / 4,743.60-7,107.30-3,010.20

Finding the Fourth Proportional to 4,743.60, 7,107.30 and 3,010.20

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Solution

The fourth proportional to 4,743.60, 7,107.30 and 3,010.20 is: 4,510.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,743.60 : 7,107.30 = 3,010.20 : x
  2. Step 2: Convert to fraction form
    4,743.60/7,107.30 = 3,010.20/x
  3. Step 3: Cross multiply
    4,743.60x = 7,107.30 × 3,010.20
  4. Step 4: Simplify right side
    4,743.60x = 21,394,394.46
  5. Step 5: Solve for x
    x = 21,394,394.46/4,743.60
  6. Step 6: Final answer
    x = 4,510.16

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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.