Home / 7,976.34-11,007.26-4,439.50

Finding the Fourth Proportional to 7,976.34, 11,007.26 and 4,439.50

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Solution

The fourth proportional to 7,976.34, 11,007.26 and 4,439.50 is: 6,126.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,976.34 : 11,007.26 = 4,439.50 : x
  2. Step 2: Convert to fraction form
    7,976.34/11,007.26 = 4,439.50/x
  3. Step 3: Cross multiply
    7,976.34x = 11,007.26 × 4,439.50
  4. Step 4: Simplify right side
    7,976.34x = 48,866,730.77
  5. Step 5: Solve for x
    x = 48,866,730.77/7,976.34
  6. Step 6: Final answer
    x = 6,126.46

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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.