Home / 4,847.60-7,274.10-2,073.80

Finding the Fourth Proportional to 4,847.60, 7,274.10 and 2,073.80

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Solution

The fourth proportional to 4,847.60, 7,274.10 and 2,073.80 is: 3,111.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,847.60 : 7,274.10 = 2,073.80 : x
  2. Step 2: Convert to fraction form
    4,847.60/7,274.10 = 2,073.80/x
  3. Step 3: Cross multiply
    4,847.60x = 7,274.10 × 2,073.80
  4. Step 4: Simplify right side
    4,847.60x = 15,085,028.58
  5. Step 5: Solve for x
    x = 15,085,028.58/4,847.60
  6. Step 6: Final answer
    x = 3,111.86

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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.