Home / 4,801.13-7,202.90-1,338.38

Finding the Fourth Proportional to 4,801.13, 7,202.90 and 1,338.38

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Solution

The fourth proportional to 4,801.13, 7,202.90 and 1,338.38 is: 2,007.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,801.13 : 7,202.90 = 1,338.38 : x
  2. Step 2: Convert to fraction form
    4,801.13/7,202.90 = 1,338.38/x
  3. Step 3: Cross multiply
    4,801.13x = 7,202.90 × 1,338.38
  4. Step 4: Simplify right side
    4,801.13x = 9,640,184.63
  5. Step 5: Solve for x
    x = 9,640,184.63/4,801.13
  6. Step 6: Final answer
    x = 2,007.90

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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.