Home / 4,220.28-5,822.98-2,450.83

Finding the Fourth Proportional to 4,220.28, 5,822.98 and 2,450.83

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Solution

The fourth proportional to 4,220.28, 5,822.98 and 2,450.83 is: 3,381.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,220.28 : 5,822.98 = 2,450.83 : x
  2. Step 2: Convert to fraction form
    4,220.28/5,822.98 = 2,450.83/x
  3. Step 3: Cross multiply
    4,220.28x = 5,822.98 × 2,450.83
  4. Step 4: Simplify right side
    4,220.28x = 14,271,134.07
  5. Step 5: Solve for x
    x = 14,271,134.07/4,220.28
  6. Step 6: Final answer
    x = 3,381.56

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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.