Home / 11,133.12-16,698.86-5,580.84

Finding the Fourth Proportional to 11,133.12, 16,698.86 and 5,580.84

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Solution

The fourth proportional to 11,133.12, 16,698.86 and 5,580.84 is: 8,370.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,133.12 : 16,698.86 = 5,580.84 : x
  2. Step 2: Convert to fraction form
    11,133.12/16,698.86 = 5,580.84/x
  3. Step 3: Cross multiply
    11,133.12x = 16,698.86 × 5,580.84
  4. Step 4: Simplify right side
    11,133.12x = 93,193,665.84
  5. Step 5: Solve for x
    x = 93,193,665.84/11,133.12
  6. Step 6: Final answer
    x = 8,370.85

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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.