Home / 3,521.36-4,851.60-2,951.84

Finding the Fourth Proportional to 3,521.36, 4,851.60 and 2,951.84

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Solution

The fourth proportional to 3,521.36, 4,851.60 and 2,951.84 is: 4,066.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,521.36 : 4,851.60 = 2,951.84 : x
  2. Step 2: Convert to fraction form
    3,521.36/4,851.60 = 2,951.84/x
  3. Step 3: Cross multiply
    3,521.36x = 4,851.60 × 2,951.84
  4. Step 4: Simplify right side
    3,521.36x = 14,321,146.94
  5. Step 5: Solve for x
    x = 14,321,146.94/3,521.36
  6. Step 6: Final answer
    x = 4,066.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.