Home / 4,164.54-6,244.69-1,390.22

Finding the Fourth Proportional to 4,164.54, 6,244.69 and 1,390.22

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Solution

The fourth proportional to 4,164.54, 6,244.69 and 1,390.22 is: 2,084.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,164.54 : 6,244.69 = 1,390.22 : x
  2. Step 2: Convert to fraction form
    4,164.54/6,244.69 = 1,390.22/x
  3. Step 3: Cross multiply
    4,164.54x = 6,244.69 × 1,390.22
  4. Step 4: Simplify right side
    4,164.54x = 8,681,458.23
  5. Step 5: Solve for x
    x = 8,681,458.23/4,164.54
  6. Step 6: Final answer
    x = 2,084.61

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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.