Home / 7,007.11-9,667.71-4,173.04

Finding the Fourth Proportional to 7,007.11, 9,667.71 and 4,173.04

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Solution

The fourth proportional to 7,007.11, 9,667.71 and 4,173.04 is: 5,757.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,007.11 : 9,667.71 = 4,173.04 : x
  2. Step 2: Convert to fraction form
    7,007.11/9,667.71 = 4,173.04/x
  3. Step 3: Cross multiply
    7,007.11x = 9,667.71 × 4,173.04
  4. Step 4: Simplify right side
    7,007.11x = 40,343,740.54
  5. Step 5: Solve for x
    x = 40,343,740.54/7,007.11
  6. Step 6: Final answer
    x = 5,757.54

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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.