Home / 7,006.38-9,668.40-4,176.95

Finding the Fourth Proportional to 7,006.38, 9,668.40 and 4,176.95

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Solution

The fourth proportional to 7,006.38, 9,668.40 and 4,176.95 is: 5,763.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,006.38 : 9,668.40 = 4,176.95 : x
  2. Step 2: Convert to fraction form
    7,006.38/9,668.40 = 4,176.95/x
  3. Step 3: Cross multiply
    7,006.38x = 9,668.40 × 4,176.95
  4. Step 4: Simplify right side
    7,006.38x = 40,384,375.04
  5. Step 5: Solve for x
    x = 40,384,375.04/7,006.38
  6. Step 6: Final answer
    x = 5,763.94

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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.