Home / 4,610.54-6,915.78-2,762.18

Finding the Fourth Proportional to 4,610.54, 6,915.78 and 2,762.18

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Solution

The fourth proportional to 4,610.54, 6,915.78 and 2,762.18 is: 4,143.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,610.54 : 6,915.78 = 2,762.18 : x
  2. Step 2: Convert to fraction form
    4,610.54/6,915.78 = 2,762.18/x
  3. Step 3: Cross multiply
    4,610.54x = 6,915.78 × 2,762.18
  4. Step 4: Simplify right side
    4,610.54x = 19,102,629.20
  5. Step 5: Solve for x
    x = 19,102,629.20/4,610.54
  6. Step 6: Final answer
    x = 4,143.25

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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.