Home / 11,625.93-16,043.63-6,320.61

Finding the Fourth Proportional to 11,625.93, 16,043.63 and 6,320.61

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Solution

The fourth proportional to 11,625.93, 16,043.63 and 6,320.61 is: 8,722.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,625.93 : 16,043.63 = 6,320.61 : x
  2. Step 2: Convert to fraction form
    11,625.93/16,043.63 = 6,320.61/x
  3. Step 3: Cross multiply
    11,625.93x = 16,043.63 × 6,320.61
  4. Step 4: Simplify right side
    11,625.93x = 101,405,496.61
  5. Step 5: Solve for x
    x = 101,405,496.61/11,625.93
  6. Step 6: Final answer
    x = 8,722.36

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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.