Home / 6,286.60-8,675.20-3,492.28

Finding the Fourth Proportional to 6,286.60, 8,675.20 and 3,492.28

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Solution

The fourth proportional to 6,286.60, 8,675.20 and 3,492.28 is: 4,819.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,286.60 : 8,675.20 = 3,492.28 : x
  2. Step 2: Convert to fraction form
    6,286.60/8,675.20 = 3,492.28/x
  3. Step 3: Cross multiply
    6,286.60x = 8,675.20 × 3,492.28
  4. Step 4: Simplify right side
    6,286.60x = 30,296,227.46
  5. Step 5: Solve for x
    x = 30,296,227.46/6,286.60
  6. Step 6: Final answer
    x = 4,819.18

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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.