Home / 6,325.49-8,729.06-3,492.78

Finding the Fourth Proportional to 6,325.49, 8,729.06 and 3,492.78

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Solution

The fourth proportional to 6,325.49, 8,729.06 and 3,492.78 is: 4,819.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,325.49 : 8,729.06 = 3,492.78 : x
  2. Step 2: Convert to fraction form
    6,325.49/8,729.06 = 3,492.78/x
  3. Step 3: Cross multiply
    6,325.49x = 8,729.06 × 3,492.78
  4. Step 4: Simplify right side
    6,325.49x = 30,488,668.72
  5. Step 5: Solve for x
    x = 30,488,668.72/6,325.49
  6. Step 6: Final answer
    x = 4,819.97

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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.