Home / 3,573.15-4,930.45-2,000.85

Finding the Fourth Proportional to 3,573.15, 4,930.45 and 2,000.85

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Solution

The fourth proportional to 3,573.15, 4,930.45 and 2,000.85 is: 2,760.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,573.15 : 4,930.45 = 2,000.85 : x
  2. Step 2: Convert to fraction form
    3,573.15/4,930.45 = 2,000.85/x
  3. Step 3: Cross multiply
    3,573.15x = 4,930.45 × 2,000.85
  4. Step 4: Simplify right side
    3,573.15x = 9,865,090.88
  5. Step 5: Solve for x
    x = 9,865,090.88/3,573.15
  6. Step 6: Final answer
    x = 2,760.89

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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.