Home / 4,923.75-7,387.80-2,583.20

Finding the Fourth Proportional to 4,923.75, 7,387.80 and 2,583.20

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Solution

The fourth proportional to 4,923.75, 7,387.80 and 2,583.20 is: 3,875.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,923.75 : 7,387.80 = 2,583.20 : x
  2. Step 2: Convert to fraction form
    4,923.75/7,387.80 = 2,583.20/x
  3. Step 3: Cross multiply
    4,923.75x = 7,387.80 × 2,583.20
  4. Step 4: Simplify right side
    4,923.75x = 19,084,164.96
  5. Step 5: Solve for x
    x = 19,084,164.96/4,923.75
  6. Step 6: Final answer
    x = 3,875.94

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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.