Home / 11,823.11-16,315.49-6,517.93

Finding the Fourth Proportional to 11,823.11, 16,315.49 and 6,517.93

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Solution

The fourth proportional to 11,823.11, 16,315.49 and 6,517.93 is: 8,994.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,823.11 : 16,315.49 = 6,517.93 : x
  2. Step 2: Convert to fraction form
    11,823.11/16,315.49 = 6,517.93/x
  3. Step 3: Cross multiply
    11,823.11x = 16,315.49 × 6,517.93
  4. Step 4: Simplify right side
    11,823.11x = 106,343,221.74
  5. Step 5: Solve for x
    x = 106,343,221.74/11,823.11
  6. Step 6: Final answer
    x = 8,994.52

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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.