Home / 7,970.26-11,955.28-3,584.62

Finding the Fourth Proportional to 7,970.26, 11,955.28 and 3,584.62

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Solution

The fourth proportional to 7,970.26, 11,955.28 and 3,584.62 is: 5,376.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,970.26 : 11,955.28 = 3,584.62 : x
  2. Step 2: Convert to fraction form
    7,970.26/11,955.28 = 3,584.62/x
  3. Step 3: Cross multiply
    7,970.26x = 11,955.28 × 3,584.62
  4. Step 4: Simplify right side
    7,970.26x = 42,855,135.79
  5. Step 5: Solve for x
    x = 42,855,135.79/7,970.26
  6. Step 6: Final answer
    x = 5,376.88

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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.