Home / 4,202.79-6,308.09-2,124.27

Finding the Fourth Proportional to 4,202.79, 6,308.09 and 2,124.27

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Solution

The fourth proportional to 4,202.79, 6,308.09 and 2,124.27 is: 3,188.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,202.79 : 6,308.09 = 2,124.27 : x
  2. Step 2: Convert to fraction form
    4,202.79/6,308.09 = 2,124.27/x
  3. Step 3: Cross multiply
    4,202.79x = 6,308.09 × 2,124.27
  4. Step 4: Simplify right side
    4,202.79x = 13,400,086.34
  5. Step 5: Solve for x
    x = 13,400,086.34/4,202.79
  6. Step 6: Final answer
    x = 3,188.38

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1.5x scale

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.