Home / 8,336.66-11,513.88-6,470.82

Finding the Fourth Proportional to 8,336.66, 11,513.88 and 6,470.82

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Solution

The fourth proportional to 8,336.66, 11,513.88 and 6,470.82 is: 8,936.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,336.66 : 11,513.88 = 6,470.82 : x
  2. Step 2: Convert to fraction form
    8,336.66/11,513.88 = 6,470.82/x
  3. Step 3: Cross multiply
    8,336.66x = 11,513.88 × 6,470.82
  4. Step 4: Simplify right side
    8,336.66x = 74,504,244.98
  5. Step 5: Solve for x
    x = 74,504,244.98/8,336.66
  6. Step 6: Final answer
    x = 8,936.95

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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.