Home / 4,451.46-6,677.96-1,986.23

Finding the Fourth Proportional to 4,451.46, 6,677.96 and 1,986.23

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Solution

The fourth proportional to 4,451.46, 6,677.96 and 1,986.23 is: 2,979.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,451.46 : 6,677.96 = 1,986.23 : x
  2. Step 2: Convert to fraction form
    4,451.46/6,677.96 = 1,986.23/x
  3. Step 3: Cross multiply
    4,451.46x = 6,677.96 × 1,986.23
  4. Step 4: Simplify right side
    4,451.46x = 13,263,921.17
  5. Step 5: Solve for x
    x = 13,263,921.17/4,451.46
  6. Step 6: Final answer
    x = 2,979.68

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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.