Home / 6,286.69-8,675.64-3,492.19

Finding the Fourth Proportional to 6,286.69, 8,675.64 and 3,492.19

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Solution

The fourth proportional to 6,286.69, 8,675.64 and 3,492.19 is: 4,819.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,286.69 : 8,675.64 = 3,492.19 : x
  2. Step 2: Convert to fraction form
    6,286.69/8,675.64 = 3,492.19/x
  3. Step 3: Cross multiply
    6,286.69x = 8,675.64 × 3,492.19
  4. Step 4: Simplify right side
    6,286.69x = 30,296,983.25
  5. Step 5: Solve for x
    x = 30,296,983.25/6,286.69
  6. Step 6: Final answer
    x = 4,819.23

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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.