Home / 4,787.45-7,186.02-3,028.13

Finding the Fourth Proportional to 4,787.45, 7,186.02 and 3,028.13

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Solution

The fourth proportional to 4,787.45, 7,186.02 and 3,028.13 is: 4,545.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,787.45 : 7,186.02 = 3,028.13 : x
  2. Step 2: Convert to fraction form
    4,787.45/7,186.02 = 3,028.13/x
  3. Step 3: Cross multiply
    4,787.45x = 7,186.02 × 3,028.13
  4. Step 4: Simplify right side
    4,787.45x = 21,760,166.81
  5. Step 5: Solve for x
    x = 21,760,166.81/4,787.45
  6. Step 6: Final answer
    x = 4,545.26

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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.