Home / 7,369.11-10,169.59-4,012.15

Finding the Fourth Proportional to 7,369.11, 10,169.59 and 4,012.15

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Solution

The fourth proportional to 7,369.11, 10,169.59 and 4,012.15 is: 5,536.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,369.11 : 10,169.59 = 4,012.15 : x
  2. Step 2: Convert to fraction form
    7,369.11/10,169.59 = 4,012.15/x
  3. Step 3: Cross multiply
    7,369.11x = 10,169.59 × 4,012.15
  4. Step 4: Simplify right side
    7,369.11x = 40,801,920.52
  5. Step 5: Solve for x
    x = 40,801,920.52/7,369.11
  6. Step 6: Final answer
    x = 5,536.89

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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.