Home / 10,506.96-15,760.44-3,581.46

Finding the Fourth Proportional to 10,506.96, 15,760.44 and 3,581.46

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Solution

The fourth proportional to 10,506.96, 15,760.44 and 3,581.46 is: 5,372.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,506.96 : 15,760.44 = 3,581.46 : x
  2. Step 2: Convert to fraction form
    10,506.96/15,760.44 = 3,581.46/x
  3. Step 3: Cross multiply
    10,506.96x = 15,760.44 × 3,581.46
  4. Step 4: Simplify right side
    10,506.96x = 56,445,385.44
  5. Step 5: Solve for x
    x = 56,445,385.44/10,506.96
  6. Step 6: Final answer
    x = 5,372.19

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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.