Home / 11,625.24-16,042.64-6,320.19

Finding the Fourth Proportional to 11,625.24, 16,042.64 and 6,320.19

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Solution

The fourth proportional to 11,625.24, 16,042.64 and 6,320.19 is: 8,721.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,625.24 : 16,042.64 = 6,320.19 : x
  2. Step 2: Convert to fraction form
    11,625.24/16,042.64 = 6,320.19/x
  3. Step 3: Cross multiply
    11,625.24x = 16,042.64 × 6,320.19
  4. Step 4: Simplify right side
    11,625.24x = 101,392,501.30
  5. Step 5: Solve for x
    x = 101,392,501.30/11,625.24
  6. Step 6: Final answer
    x = 8,721.76

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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.