Home / 11,800.91-16,284.63-6,494.70

Finding the Fourth Proportional to 11,800.91, 16,284.63 and 6,494.70

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Solution

The fourth proportional to 11,800.91, 16,284.63 and 6,494.70 is: 8,962.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,800.91 : 16,284.63 = 6,494.70 : x
  2. Step 2: Convert to fraction form
    11,800.91/16,284.63 = 6,494.70/x
  3. Step 3: Cross multiply
    11,800.91x = 16,284.63 × 6,494.70
  4. Step 4: Simplify right side
    11,800.91x = 105,763,786.46
  5. Step 5: Solve for x
    x = 105,763,786.46/11,800.91
  6. Step 6: Final answer
    x = 8,962.34

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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.