Home / 11,800.13-16,284.12-6,494.84

Finding the Fourth Proportional to 11,800.13, 16,284.12 and 6,494.84

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Solution

The fourth proportional to 11,800.13, 16,284.12 and 6,494.84 is: 8,962.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,800.13 : 16,284.12 = 6,494.84 : x
  2. Step 2: Convert to fraction form
    11,800.13/16,284.12 = 6,494.84/x
  3. Step 3: Cross multiply
    11,800.13x = 16,284.12 × 6,494.84
  4. Step 4: Simplify right side
    11,800.13x = 105,762,753.94
  5. Step 5: Solve for x
    x = 105,762,753.94/11,800.13
  6. Step 6: Final answer
    x = 8,962.85

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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.