Home / 4,721.48-7,077.70-1,759.14

Finding the Fourth Proportional to 4,721.48, 7,077.70 and 1,759.14

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Solution

The fourth proportional to 4,721.48, 7,077.70 and 1,759.14 is: 2,637.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,721.48 : 7,077.70 = 1,759.14 : x
  2. Step 2: Convert to fraction form
    4,721.48/7,077.70 = 1,759.14/x
  3. Step 3: Cross multiply
    4,721.48x = 7,077.70 × 1,759.14
  4. Step 4: Simplify right side
    4,721.48x = 12,450,665.18
  5. Step 5: Solve for x
    x = 12,450,665.18/4,721.48
  6. Step 6: Final answer
    x = 2,637.03

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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.