Home / 7,008.11-9,669.09-4,174.04

Finding the Fourth Proportional to 7,008.11, 9,669.09 and 4,174.04

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Solution

The fourth proportional to 7,008.11, 9,669.09 and 4,174.04 is: 5,758.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,008.11 : 9,669.09 = 4,174.04 : x
  2. Step 2: Convert to fraction form
    7,008.11/9,669.09 = 4,174.04/x
  3. Step 3: Cross multiply
    7,008.11x = 9,669.09 × 4,174.04
  4. Step 4: Simplify right side
    7,008.11x = 40,359,168.42
  5. Step 5: Solve for x
    x = 40,359,168.42/7,008.11
  6. Step 6: Final answer
    x = 5,758.92

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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.