Home / 11,446.18-15,797.04-6,972.55

Finding the Fourth Proportional to 11,446.18, 15,797.04 and 6,972.55

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Solution

The fourth proportional to 11,446.18, 15,797.04 and 6,972.55 is: 9,622.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,446.18 : 15,797.04 = 6,972.55 : x
  2. Step 2: Convert to fraction form
    11,446.18/15,797.04 = 6,972.55/x
  3. Step 3: Cross multiply
    11,446.18x = 15,797.04 × 6,972.55
  4. Step 4: Simplify right side
    11,446.18x = 110,145,651.25
  5. Step 5: Solve for x
    x = 110,145,651.25/11,446.18
  6. Step 6: Final answer
    x = 9,622.92

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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.