Home / 3,356.20-4,630.84-2,029.64

Finding the Fourth Proportional to 3,356.20, 4,630.84 and 2,029.64

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Solution

The fourth proportional to 3,356.20, 4,630.84 and 2,029.64 is: 2,800.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,356.20 : 4,630.84 = 2,029.64 : x
  2. Step 2: Convert to fraction form
    3,356.20/4,630.84 = 2,029.64/x
  3. Step 3: Cross multiply
    3,356.20x = 4,630.84 × 2,029.64
  4. Step 4: Simplify right side
    3,356.20x = 9,398,938.10
  5. Step 5: Solve for x
    x = 9,398,938.10/3,356.20
  6. Step 6: Final answer
    x = 2,800.47

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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.