Home / 8,976.64-13,467.21-5,281.96

Finding the Fourth Proportional to 8,976.64, 13,467.21 and 5,281.96

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Solution

The fourth proportional to 8,976.64, 13,467.21 and 5,281.96 is: 7,924.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,976.64 : 13,467.21 = 5,281.96 : x
  2. Step 2: Convert to fraction form
    8,976.64/13,467.21 = 5,281.96/x
  3. Step 3: Cross multiply
    8,976.64x = 13,467.21 × 5,281.96
  4. Step 4: Simplify right side
    8,976.64x = 71,133,264.53
  5. Step 5: Solve for x
    x = 71,133,264.53/8,976.64
  6. Step 6: Final answer
    x = 7,924.26

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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.