Home / 4,282.49-6,420.62-2,892.38

Finding the Fourth Proportional to 4,282.49, 6,420.62 and 2,892.38

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Solution

The fourth proportional to 4,282.49, 6,420.62 and 2,892.38 is: 4,336.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,282.49 : 6,420.62 = 2,892.38 : x
  2. Step 2: Convert to fraction form
    4,282.49/6,420.62 = 2,892.38/x
  3. Step 3: Cross multiply
    4,282.49x = 6,420.62 × 2,892.38
  4. Step 4: Simplify right side
    4,282.49x = 18,570,872.88
  5. Step 5: Solve for x
    x = 18,570,872.88/4,282.49
  6. Step 6: Final answer
    x = 4,336.47

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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.