Home / 11,800.19-16,280.59-6,694.87

Finding the Fourth Proportional to 11,800.19, 16,280.59 and 6,694.87

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Solution

The fourth proportional to 11,800.19, 16,280.59 and 6,694.87 is: 9,236.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,800.19 : 16,280.59 = 6,694.87 : x
  2. Step 2: Convert to fraction form
    11,800.19/16,280.59 = 6,694.87/x
  3. Step 3: Cross multiply
    11,800.19x = 16,280.59 × 6,694.87
  4. Step 4: Simplify right side
    11,800.19x = 108,996,433.57
  5. Step 5: Solve for x
    x = 108,996,433.57/11,800.19
  6. Step 6: Final answer
    x = 9,236.84

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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.