Home / 7,639.14-11,466.47-3,944.03

Finding the Fourth Proportional to 7,639.14, 11,466.47 and 3,944.03

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Solution

The fourth proportional to 7,639.14, 11,466.47 and 3,944.03 is: 5,920.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,639.14 : 11,466.47 = 3,944.03 : x
  2. Step 2: Convert to fraction form
    7,639.14/11,466.47 = 3,944.03/x
  3. Step 3: Cross multiply
    7,639.14x = 11,466.47 × 3,944.03
  4. Step 4: Simplify right side
    7,639.14x = 45,224,024.62
  5. Step 5: Solve for x
    x = 45,224,024.62/7,639.14
  6. Step 6: Final answer
    x = 5,920.04

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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.