Home / 11,080.56-16,628.08-4,155.04

Finding the Fourth Proportional to 11,080.56, 16,628.08 and 4,155.04

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Solution

The fourth proportional to 11,080.56, 16,628.08 and 4,155.04 is: 6,235.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,080.56 : 16,628.08 = 4,155.04 : x
  2. Step 2: Convert to fraction form
    11,080.56/16,628.08 = 4,155.04/x
  3. Step 3: Cross multiply
    11,080.56x = 16,628.08 × 4,155.04
  4. Step 4: Simplify right side
    11,080.56x = 69,090,337.52
  5. Step 5: Solve for x
    x = 69,090,337.52/11,080.56
  6. Step 6: Final answer
    x = 6,235.27

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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.