Home / 8,302.24-12,450.12-3,623.68

Finding the Fourth Proportional to 8,302.24, 12,450.12 and 3,623.68

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Solution

The fourth proportional to 8,302.24, 12,450.12 and 3,623.68 is: 5,434.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,302.24 : 12,450.12 = 3,623.68 : x
  2. Step 2: Convert to fraction form
    8,302.24/12,450.12 = 3,623.68/x
  3. Step 3: Cross multiply
    8,302.24x = 12,450.12 × 3,623.68
  4. Step 4: Simplify right side
    8,302.24x = 45,115,250.84
  5. Step 5: Solve for x
    x = 45,115,250.84/8,302.24
  6. Step 6: Final answer
    x = 5,434.11

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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.