Home / 2,246.05-3,096.33-1,580.83

Finding the Fourth Proportional to 2,246.05, 3,096.33 and 1,580.83

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Solution

The fourth proportional to 2,246.05, 3,096.33 and 1,580.83 is: 2,179.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,246.05 : 3,096.33 = 1,580.83 : x
  2. Step 2: Convert to fraction form
    2,246.05/3,096.33 = 1,580.83/x
  3. Step 3: Cross multiply
    2,246.05x = 3,096.33 × 1,580.83
  4. Step 4: Simplify right side
    2,246.05x = 4,894,771.35
  5. Step 5: Solve for x
    x = 4,894,771.35/2,246.05
  6. Step 6: Final answer
    x = 2,179.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.