Home / 13,076.94-19,613.49-4,310.72

Finding the Fourth Proportional to 13,076.94, 19,613.49 and 4,310.72

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Solution

The fourth proportional to 13,076.94, 19,613.49 and 4,310.72 is: 6,465.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,076.94 : 19,613.49 = 4,310.72 : x
  2. Step 2: Convert to fraction form
    13,076.94/19,613.49 = 4,310.72/x
  3. Step 3: Cross multiply
    13,076.94x = 19,613.49 × 4,310.72
  4. Step 4: Simplify right side
    13,076.94x = 84,548,247.18
  5. Step 5: Solve for x
    x = 84,548,247.18/13,076.94
  6. Step 6: Final answer
    x = 6,465.44

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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.