Home / 11,079.37-16,628.63-5,818.09

Finding the Fourth Proportional to 11,079.37, 16,628.63 and 5,818.09

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Solution

The fourth proportional to 11,079.37, 16,628.63 and 5,818.09 is: 8,732.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,079.37 : 16,628.63 = 5,818.09 : x
  2. Step 2: Convert to fraction form
    11,079.37/16,628.63 = 5,818.09/x
  3. Step 3: Cross multiply
    11,079.37x = 16,628.63 × 5,818.09
  4. Step 4: Simplify right side
    11,079.37x = 96,746,865.92
  5. Step 5: Solve for x
    x = 96,746,865.92/11,079.37
  6. Step 6: Final answer
    x = 8,732.16

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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.