Home / 9,076.64-13,613.10-2,835.80

Finding the Fourth Proportional to 9,076.64, 13,613.10 and 2,835.80

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Solution

The fourth proportional to 9,076.64, 13,613.10 and 2,835.80 is: 4,253.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,076.64 : 13,613.10 = 2,835.80 : x
  2. Step 2: Convert to fraction form
    9,076.64/13,613.10 = 2,835.80/x
  3. Step 3: Cross multiply
    9,076.64x = 13,613.10 × 2,835.80
  4. Step 4: Simplify right side
    9,076.64x = 38,604,028.98
  5. Step 5: Solve for x
    x = 38,604,028.98/9,076.64
  6. Step 6: Final answer
    x = 4,253.12

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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.