Home / 3,225.72-4,846.88-3,135.41

Finding the Fourth Proportional to 3,225.72, 4,846.88 and 3,135.41

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Solution

The fourth proportional to 3,225.72, 4,846.88 and 3,135.41 is: 4,711.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,225.72 : 4,846.88 = 3,135.41 : x
  2. Step 2: Convert to fraction form
    3,225.72/4,846.88 = 3,135.41/x
  3. Step 3: Cross multiply
    3,225.72x = 4,846.88 × 3,135.41
  4. Step 4: Simplify right side
    3,225.72x = 15,196,939.62
  5. Step 5: Solve for x
    x = 15,196,939.62/3,225.72
  6. Step 6: Final answer
    x = 4,711.18

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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.