Home / 8,976.32-13,462.32-3,779.36

Finding the Fourth Proportional to 8,976.32, 13,462.32 and 3,779.36

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Solution

The fourth proportional to 8,976.32, 13,462.32 and 3,779.36 is: 5,668.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,976.32 : 13,462.32 = 3,779.36 : x
  2. Step 2: Convert to fraction form
    8,976.32/13,462.32 = 3,779.36/x
  3. Step 3: Cross multiply
    8,976.32x = 13,462.32 × 3,779.36
  4. Step 4: Simplify right side
    8,976.32x = 50,878,953.72
  5. Step 5: Solve for x
    x = 50,878,953.72/8,976.32
  6. Step 6: Final answer
    x = 5,668.13

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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.