Home / 4,803.57-6,629.63-2,813.85

Finding the Fourth Proportional to 4,803.57, 6,629.63 and 2,813.85

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Solution

The fourth proportional to 4,803.57, 6,629.63 and 2,813.85 is: 3,883.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,803.57 : 6,629.63 = 2,813.85 : x
  2. Step 2: Convert to fraction form
    4,803.57/6,629.63 = 2,813.85/x
  3. Step 3: Cross multiply
    4,803.57x = 6,629.63 × 2,813.85
  4. Step 4: Simplify right side
    4,803.57x = 18,654,770.31
  5. Step 5: Solve for x
    x = 18,654,770.31/4,803.57
  6. Step 6: Final answer
    x = 3,883.52

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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.