Home / 4,189.36-6,284.04-1,722.45

Finding the Fourth Proportional to 4,189.36, 6,284.04 and 1,722.45

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Solution

The fourth proportional to 4,189.36, 6,284.04 and 1,722.45 is: 2,583.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,189.36 : 6,284.04 = 1,722.45 : x
  2. Step 2: Convert to fraction form
    4,189.36/6,284.04 = 1,722.45/x
  3. Step 3: Cross multiply
    4,189.36x = 6,284.04 × 1,722.45
  4. Step 4: Simplify right side
    4,189.36x = 10,823,944.70
  5. Step 5: Solve for x
    x = 10,823,944.70/4,189.36
  6. Step 6: Final answer
    x = 2,583.68

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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.