Home / 11,040.84-16,498.17-8,393.80

Finding the Fourth Proportional to 11,040.84, 16,498.17 and 8,393.80

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Solution

The fourth proportional to 11,040.84, 16,498.17 and 8,393.80 is: 12,542.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,040.84 : 16,498.17 = 8,393.80 : x
  2. Step 2: Convert to fraction form
    11,040.84/16,498.17 = 8,393.80/x
  3. Step 3: Cross multiply
    11,040.84x = 16,498.17 × 8,393.80
  4. Step 4: Simplify right side
    11,040.84x = 138,482,339.35
  5. Step 5: Solve for x
    x = 138,482,339.35/11,040.84
  6. Step 6: Final answer
    x = 12,542.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.