Home / 4,287.62-6,433.59-1,692.38

Finding the Fourth Proportional to 4,287.62, 6,433.59 and 1,692.38

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Solution

The fourth proportional to 4,287.62, 6,433.59 and 1,692.38 is: 2,539.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,287.62 : 6,433.59 = 1,692.38 : x
  2. Step 2: Convert to fraction form
    4,287.62/6,433.59 = 1,692.38/x
  3. Step 3: Cross multiply
    4,287.62x = 6,433.59 × 1,692.38
  4. Step 4: Simplify right side
    4,287.62x = 10,888,079.04
  5. Step 5: Solve for x
    x = 10,888,079.04/4,287.62
  6. Step 6: Final answer
    x = 2,539.42

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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.