Home / 4,428.42-6,644.20-1,963.46

Finding the Fourth Proportional to 4,428.42, 6,644.20 and 1,963.46

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Solution

The fourth proportional to 4,428.42, 6,644.20 and 1,963.46 is: 2,945.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428.42 : 6,644.20 = 1,963.46 : x
  2. Step 2: Convert to fraction form
    4,428.42/6,644.20 = 1,963.46/x
  3. Step 3: Cross multiply
    4,428.42x = 6,644.20 × 1,963.46
  4. Step 4: Simplify right side
    4,428.42x = 13,045,620.93
  5. Step 5: Solve for x
    x = 13,045,620.93/4,428.42
  6. Step 6: Final answer
    x = 2,945.89

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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.