Home / 8,984.33-13,476.57-3,140.96

Finding the Fourth Proportional to 8,984.33, 13,476.57 and 3,140.96

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Solution

The fourth proportional to 8,984.33, 13,476.57 and 3,140.96 is: 4,711.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,984.33 : 13,476.57 = 3,140.96 : x
  2. Step 2: Convert to fraction form
    8,984.33/13,476.57 = 3,140.96/x
  3. Step 3: Cross multiply
    8,984.33x = 13,476.57 × 3,140.96
  4. Step 4: Simplify right side
    8,984.33x = 42,329,299.92
  5. Step 5: Solve for x
    x = 42,329,299.92/8,984.33
  6. Step 6: Final answer
    x = 4,711.46

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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.