Home / 11,078.14-16,620.35-4,509.04

Finding the Fourth Proportional to 11,078.14, 16,620.35 and 4,509.04

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Solution

The fourth proportional to 11,078.14, 16,620.35 and 4,509.04 is: 6,764.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,078.14 : 16,620.35 = 4,509.04 : x
  2. Step 2: Convert to fraction form
    11,078.14/16,620.35 = 4,509.04/x
  3. Step 3: Cross multiply
    11,078.14x = 16,620.35 × 4,509.04
  4. Step 4: Simplify right side
    11,078.14x = 74,941,822.96
  5. Step 5: Solve for x
    x = 74,941,822.96/11,078.14
  6. Step 6: Final answer
    x = 6,764.84

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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.