Home / 9,330.96-13,996.08-3,487.56

Finding the Fourth Proportional to 9,330.96, 13,996.08 and 3,487.56

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Solution

The fourth proportional to 9,330.96, 13,996.08 and 3,487.56 is: 5,231.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,330.96 : 13,996.08 = 3,487.56 : x
  2. Step 2: Convert to fraction form
    9,330.96/13,996.08 = 3,487.56/x
  3. Step 3: Cross multiply
    9,330.96x = 13,996.08 × 3,487.56
  4. Step 4: Simplify right side
    9,330.96x = 48,812,168.76
  5. Step 5: Solve for x
    x = 48,812,168.76/9,330.96
  6. Step 6: Final answer
    x = 5,231.21

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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.