Home / 11,380.08-17,070.12-3,589.68

Finding the Fourth Proportional to 11,380.08, 17,070.12 and 3,589.68

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Solution

The fourth proportional to 11,380.08, 17,070.12 and 3,589.68 is: 5,384.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,380.08 : 17,070.12 = 3,589.68 : x
  2. Step 2: Convert to fraction form
    11,380.08/17,070.12 = 3,589.68/x
  3. Step 3: Cross multiply
    11,380.08x = 17,070.12 × 3,589.68
  4. Step 4: Simplify right side
    11,380.08x = 61,276,268.36
  5. Step 5: Solve for x
    x = 61,276,268.36/11,380.08
  6. Step 6: Final answer
    x = 5,384.52

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Double scale
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Similar ratio
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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.