Home / 2,762.62-3,812.46-1,584.10

Finding the Fourth Proportional to 2,762.62, 3,812.46 and 1,584.10

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Solution

The fourth proportional to 2,762.62, 3,812.46 and 1,584.10 is: 2,186.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,762.62 : 3,812.46 = 1,584.10 : x
  2. Step 2: Convert to fraction form
    2,762.62/3,812.46 = 1,584.10/x
  3. Step 3: Cross multiply
    2,762.62x = 3,812.46 × 1,584.10
  4. Step 4: Simplify right side
    2,762.62x = 6,039,317.89
  5. Step 5: Solve for x
    x = 6,039,317.89/2,762.62
  6. Step 6: Final answer
    x = 2,186.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.