Home / 3,668.20-5,492.58-2,205.34

Finding the Fourth Proportional to 3,668.20, 5,492.58 and 2,205.34

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Solution

The fourth proportional to 3,668.20, 5,492.58 and 2,205.34 is: 3,302.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,668.20 : 5,492.58 = 2,205.34 : x
  2. Step 2: Convert to fraction form
    3,668.20/5,492.58 = 2,205.34/x
  3. Step 3: Cross multiply
    3,668.20x = 5,492.58 × 2,205.34
  4. Step 4: Simplify right side
    3,668.20x = 12,113,006.38
  5. Step 5: Solve for x
    x = 12,113,006.38/3,668.20
  6. Step 6: Final answer
    x = 3,302.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.