Home / 7,096.11-9,792.63-3,909.45

Finding the Fourth Proportional to 7,096.11, 9,792.63 and 3,909.45

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Solution

The fourth proportional to 7,096.11, 9,792.63 and 3,909.45 is: 5,395.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,096.11 : 9,792.63 = 3,909.45 : x
  2. Step 2: Convert to fraction form
    7,096.11/9,792.63 = 3,909.45/x
  3. Step 3: Cross multiply
    7,096.11x = 9,792.63 × 3,909.45
  4. Step 4: Simplify right side
    7,096.11x = 38,283,797.35
  5. Step 5: Solve for x
    x = 38,283,797.35/7,096.11
  6. Step 6: Final answer
    x = 5,395.04

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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.