Home / 3,204.92-4,423.20-1,807.94

Finding the Fourth Proportional to 3,204.92, 4,423.20 and 1,807.94

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Solution

The fourth proportional to 3,204.92, 4,423.20 and 1,807.94 is: 2,495.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,204.92 : 4,423.20 = 1,807.94 : x
  2. Step 2: Convert to fraction form
    3,204.92/4,423.20 = 1,807.94/x
  3. Step 3: Cross multiply
    3,204.92x = 4,423.20 × 1,807.94
  4. Step 4: Simplify right side
    3,204.92x = 7,996,880.21
  5. Step 5: Solve for x
    x = 7,996,880.21/3,204.92
  6. Step 6: Final answer
    x = 2,495.19

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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.