Home / 8,544.16-12,817.61-3,613.84

Finding the Fourth Proportional to 8,544.16, 12,817.61 and 3,613.84

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Solution

The fourth proportional to 8,544.16, 12,817.61 and 3,613.84 is: 5,421.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,544.16 : 12,817.61 = 3,613.84 : x
  2. Step 2: Convert to fraction form
    8,544.16/12,817.61 = 3,613.84/x
  3. Step 3: Cross multiply
    8,544.16x = 12,817.61 × 3,613.84
  4. Step 4: Simplify right side
    8,544.16x = 46,320,791.72
  5. Step 5: Solve for x
    x = 46,320,791.72/8,544.16
  6. Step 6: Final answer
    x = 5,421.34

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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.