Home / 4,851.60-7,284.60-3,397.20

Finding the Fourth Proportional to 4,851.60, 7,284.60 and 3,397.20

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Solution

The fourth proportional to 4,851.60, 7,284.60 and 3,397.20 is: 5,100.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,851.60 : 7,284.60 = 3,397.20 : x
  2. Step 2: Convert to fraction form
    4,851.60/7,284.60 = 3,397.20/x
  3. Step 3: Cross multiply
    4,851.60x = 7,284.60 × 3,397.20
  4. Step 4: Simplify right side
    4,851.60x = 24,747,243.12
  5. Step 5: Solve for x
    x = 24,747,243.12/4,851.60
  6. Step 6: Final answer
    x = 5,100.84

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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.