Home / 7,096.18-9,792.66-3,909.42

Finding the Fourth Proportional to 7,096.18, 9,792.66 and 3,909.42

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Solution

The fourth proportional to 7,096.18, 9,792.66 and 3,909.42 is: 5,394.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,096.18 : 9,792.66 = 3,909.42 : x
  2. Step 2: Convert to fraction form
    7,096.18/9,792.66 = 3,909.42/x
  3. Step 3: Cross multiply
    7,096.18x = 9,792.66 × 3,909.42
  4. Step 4: Simplify right side
    7,096.18x = 38,283,620.86
  5. Step 5: Solve for x
    x = 38,283,620.86/7,096.18
  6. Step 6: Final answer
    x = 5,394.96

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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.