Home / 8,365.38-12,536.82-5,880.09

Finding the Fourth Proportional to 8,365.38, 12,536.82 and 5,880.09

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Solution

The fourth proportional to 8,365.38, 12,536.82 and 5,880.09 is: 8,812.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,365.38 : 12,536.82 = 5,880.09 : x
  2. Step 2: Convert to fraction form
    8,365.38/12,536.82 = 5,880.09/x
  3. Step 3: Cross multiply
    8,365.38x = 12,536.82 × 5,880.09
  4. Step 4: Simplify right side
    8,365.38x = 73,717,629.91
  5. Step 5: Solve for x
    x = 73,717,629.91/8,365.38
  6. Step 6: Final answer
    x = 8,812.23

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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.