Home / 11,301.08-16,951.01-5,439.92

Finding the Fourth Proportional to 11,301.08, 16,951.01 and 5,439.92

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Solution

The fourth proportional to 11,301.08, 16,951.01 and 5,439.92 is: 8,159.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,301.08 : 16,951.01 = 5,439.92 : x
  2. Step 2: Convert to fraction form
    11,301.08/16,951.01 = 5,439.92/x
  3. Step 3: Cross multiply
    11,301.08x = 16,951.01 × 5,439.92
  4. Step 4: Simplify right side
    11,301.08x = 92,212,026.36
  5. Step 5: Solve for x
    x = 92,212,026.36/11,301.08
  6. Step 6: Final answer
    x = 8,159.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.