Home / 11,230.56-16,836.69-4,206.63

Finding the Fourth Proportional to 11,230.56, 16,836.69 and 4,206.63

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Solution

The fourth proportional to 11,230.56, 16,836.69 and 4,206.63 is: 6,306.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,230.56 : 16,836.69 = 4,206.63 : x
  2. Step 2: Convert to fraction form
    11,230.56/16,836.69 = 4,206.63/x
  3. Step 3: Cross multiply
    11,230.56x = 16,836.69 × 4,206.63
  4. Step 4: Simplify right side
    11,230.56x = 70,825,725.25
  5. Step 5: Solve for x
    x = 70,825,725.25/11,230.56
  6. Step 6: Final answer
    x = 6,306.52

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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.