Home / 11,827.01-16,321.97-6,521.81

Finding the Fourth Proportional to 11,827.01, 16,321.97 and 6,521.81

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Solution

The fourth proportional to 11,827.01, 16,321.97 and 6,521.81 is: 9,000.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,827.01 : 16,321.97 = 6,521.81 : x
  2. Step 2: Convert to fraction form
    11,827.01/16,321.97 = 6,521.81/x
  3. Step 3: Cross multiply
    11,827.01x = 16,321.97 × 6,521.81
  4. Step 4: Simplify right side
    11,827.01x = 106,448,721.86
  5. Step 5: Solve for x
    x = 106,448,721.86/11,827.01
  6. Step 6: Final answer
    x = 9,000.47

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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.