Home / 12,164.35-18,244.44-3,397.24

Finding the Fourth Proportional to 12,164.35, 18,244.44 and 3,397.24

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Solution

The fourth proportional to 12,164.35, 18,244.44 and 3,397.24 is: 5,095.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,164.35 : 18,244.44 = 3,397.24 : x
  2. Step 2: Convert to fraction form
    12,164.35/18,244.44 = 3,397.24/x
  3. Step 3: Cross multiply
    12,164.35x = 18,244.44 × 3,397.24
  4. Step 4: Simplify right side
    12,164.35x = 61,980,741.35
  5. Step 5: Solve for x
    x = 61,980,741.35/12,164.35
  6. Step 6: Final answer
    x = 5,095.28

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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.