Home / 4,892.43-7,336.88-2,081.45

Finding the Fourth Proportional to 4,892.43, 7,336.88 and 2,081.45

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Solution

The fourth proportional to 4,892.43, 7,336.88 and 2,081.45 is: 3,121.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,892.43 : 7,336.88 = 2,081.45 : x
  2. Step 2: Convert to fraction form
    4,892.43/7,336.88 = 2,081.45/x
  3. Step 3: Cross multiply
    4,892.43x = 7,336.88 × 2,081.45
  4. Step 4: Simplify right side
    4,892.43x = 15,271,356.81
  5. Step 5: Solve for x
    x = 15,271,356.81/4,892.43
  6. Step 6: Final answer
    x = 3,121.43

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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.