Home / 12,625.91-17,423.64-6,883.37

Finding the Fourth Proportional to 12,625.91, 17,423.64 and 6,883.37

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Solution

The fourth proportional to 12,625.91, 17,423.64 and 6,883.37 is: 9,498.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,625.91 : 17,423.64 = 6,883.37 : x
  2. Step 2: Convert to fraction form
    12,625.91/17,423.64 = 6,883.37/x
  3. Step 3: Cross multiply
    12,625.91x = 17,423.64 × 6,883.37
  4. Step 4: Simplify right side
    12,625.91x = 119,933,339.09
  5. Step 5: Solve for x
    x = 119,933,339.09/12,625.91
  6. Step 6: Final answer
    x = 9,498.99

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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.