Home / 11,833.90-16,330.92-6,528.91

Finding the Fourth Proportional to 11,833.90, 16,330.92 and 6,528.91

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Solution

The fourth proportional to 11,833.90, 16,330.92 and 6,528.91 is: 9,009.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,833.90 : 16,330.92 = 6,528.91 : x
  2. Step 2: Convert to fraction form
    11,833.90/16,330.92 = 6,528.91/x
  3. Step 3: Cross multiply
    11,833.90x = 16,330.92 × 6,528.91
  4. Step 4: Simplify right side
    11,833.90x = 106,623,106.90
  5. Step 5: Solve for x
    x = 106,623,106.90/11,833.90
  6. Step 6: Final answer
    x = 9,009.97

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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.