Home / 3,397.77-4,689.23-2,000.25

Finding the Fourth Proportional to 3,397.77, 4,689.23 and 2,000.25

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Solution

The fourth proportional to 3,397.77, 4,689.23 and 2,000.25 is: 2,760.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,397.77 : 4,689.23 = 2,000.25 : x
  2. Step 2: Convert to fraction form
    3,397.77/4,689.23 = 2,000.25/x
  3. Step 3: Cross multiply
    3,397.77x = 4,689.23 × 2,000.25
  4. Step 4: Simplify right side
    3,397.77x = 9,379,622.31
  5. Step 5: Solve for x
    x = 9,379,622.31/3,397.77
  6. Step 6: Final answer
    x = 2,760.52

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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.