Home / 3,356.11-4,631.85-2,029.81

Finding the Fourth Proportional to 3,356.11, 4,631.85 and 2,029.81

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Solution

The fourth proportional to 3,356.11, 4,631.85 and 2,029.81 is: 2,801.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,356.11 : 4,631.85 = 2,029.81 : x
  2. Step 2: Convert to fraction form
    3,356.11/4,631.85 = 2,029.81/x
  3. Step 3: Cross multiply
    3,356.11x = 4,631.85 × 2,029.81
  4. Step 4: Simplify right side
    3,356.11x = 9,401,775.45
  5. Step 5: Solve for x
    x = 9,401,775.45/3,356.11
  6. Step 6: Final answer
    x = 2,801.39

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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.