Home / 4,762.28-6,571.56-2,666

Finding the Fourth Proportional to 4,762.28, 6,571.56 and 2,666

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Solution

The fourth proportional to 4,762.28, 6,571.56 and 2,666 is: 3,678.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,762.28 : 6,571.56 = 2,666 : x
  2. Step 2: Convert to fraction form
    4,762.28/6,571.56 = 2,666/x
  3. Step 3: Cross multiply
    4,762.28x = 6,571.56 × 2,666
  4. Step 4: Simplify right side
    4,762.28x = 17,519,778.96
  5. Step 5: Solve for x
    x = 17,519,778.96/4,762.28
  6. Step 6: Final answer
    x = 3,678.86

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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.