Home / 2,312.96-3,466.26-2,005.56

Finding the Fourth Proportional to 2,312.96, 3,466.26 and 2,005.56

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Solution

The fourth proportional to 2,312.96, 3,466.26 and 2,005.56 is: 3,005.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,312.96 : 3,466.26 = 2,005.56 : x
  2. Step 2: Convert to fraction form
    2,312.96/3,466.26 = 2,005.56/x
  3. Step 3: Cross multiply
    2,312.96x = 3,466.26 × 2,005.56
  4. Step 4: Simplify right side
    2,312.96x = 6,951,792.41
  5. Step 5: Solve for x
    x = 6,951,792.41/2,312.96
  6. Step 6: Final answer
    x = 3,005.59

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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.