Home / 4,515.20-6,228.98-2,835.44

Finding the Fourth Proportional to 4,515.20, 6,228.98 and 2,835.44

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Solution

The fourth proportional to 4,515.20, 6,228.98 and 2,835.44 is: 3,911.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,515.20 : 6,228.98 = 2,835.44 : x
  2. Step 2: Convert to fraction form
    4,515.20/6,228.98 = 2,835.44/x
  3. Step 3: Cross multiply
    4,515.20x = 6,228.98 × 2,835.44
  4. Step 4: Simplify right side
    4,515.20x = 17,661,899.05
  5. Step 5: Solve for x
    x = 17,661,899.05/4,515.20
  6. Step 6: Final answer
    x = 3,911.65

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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.