Home / 8,202.24-12,304.20-3,271.20

Finding the Fourth Proportional to 8,202.24, 12,304.20 and 3,271.20

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Solution

The fourth proportional to 8,202.24, 12,304.20 and 3,271.20 is: 4,907.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,202.24 : 12,304.20 = 3,271.20 : x
  2. Step 2: Convert to fraction form
    8,202.24/12,304.20 = 3,271.20/x
  3. Step 3: Cross multiply
    8,202.24x = 12,304.20 × 3,271.20
  4. Step 4: Simplify right side
    8,202.24x = 40,249,499.04
  5. Step 5: Solve for x
    x = 40,249,499.04/8,202.24
  6. Step 6: Final answer
    x = 4,907.14

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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.