Home / 8,135.04-12,195.36-3,202.08

Finding the Fourth Proportional to 8,135.04, 12,195.36 and 3,202.08

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Solution

The fourth proportional to 8,135.04, 12,195.36 and 3,202.08 is: 4,800.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,135.04 : 12,195.36 = 3,202.08 : x
  2. Step 2: Convert to fraction form
    8,135.04/12,195.36 = 3,202.08/x
  3. Step 3: Cross multiply
    8,135.04x = 12,195.36 × 3,202.08
  4. Step 4: Simplify right side
    8,135.04x = 39,050,518.35
  5. Step 5: Solve for x
    x = 39,050,518.35/8,135.04
  6. Step 6: Final answer
    x = 4,800.29

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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.