Home / 4,664.69-6,438.62-2,777.59

Finding the Fourth Proportional to 4,664.69, 6,438.62 and 2,777.59

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Solution

The fourth proportional to 4,664.69, 6,438.62 and 2,777.59 is: 3,833.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,664.69 : 6,438.62 = 2,777.59 : x
  2. Step 2: Convert to fraction form
    4,664.69/6,438.62 = 2,777.59/x
  3. Step 3: Cross multiply
    4,664.69x = 6,438.62 × 2,777.59
  4. Step 4: Simplify right side
    4,664.69x = 17,883,861.52
  5. Step 5: Solve for x
    x = 17,883,861.52/4,664.69
  6. Step 6: Final answer
    x = 3,833.88

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1.5x scale

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.