Home / 8,536.28-12,804.40-3,338.50

Finding the Fourth Proportional to 8,536.28, 12,804.40 and 3,338.50

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Solution

The fourth proportional to 8,536.28, 12,804.40 and 3,338.50 is: 5,007.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,536.28 : 12,804.40 = 3,338.50 : x
  2. Step 2: Convert to fraction form
    8,536.28/12,804.40 = 3,338.50/x
  3. Step 3: Cross multiply
    8,536.28x = 12,804.40 × 3,338.50
  4. Step 4: Simplify right side
    8,536.28x = 42,747,489.40
  5. Step 5: Solve for x
    x = 42,747,489.40/8,536.28
  6. Step 6: Final answer
    x = 5,007.74

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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.