Home / 4,812.35-7,215.03-3,248.46

Finding the Fourth Proportional to 4,812.35, 7,215.03 and 3,248.46

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Solution

The fourth proportional to 4,812.35, 7,215.03 and 3,248.46 is: 4,870.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,812.35 : 7,215.03 = 3,248.46 : x
  2. Step 2: Convert to fraction form
    4,812.35/7,215.03 = 3,248.46/x
  3. Step 3: Cross multiply
    4,812.35x = 7,215.03 × 3,248.46
  4. Step 4: Simplify right side
    4,812.35x = 23,437,736.35
  5. Step 5: Solve for x
    x = 23,437,736.35/4,812.35
  6. Step 6: Final answer
    x = 4,870.34

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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.