Home / 8,682.31-13,009.47-4,516.08

Finding the Fourth Proportional to 8,682.31, 13,009.47 and 4,516.08

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Solution

The fourth proportional to 8,682.31, 13,009.47 and 4,516.08 is: 6,766.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,682.31 : 13,009.47 = 4,516.08 : x
  2. Step 2: Convert to fraction form
    8,682.31/13,009.47 = 4,516.08/x
  3. Step 3: Cross multiply
    8,682.31x = 13,009.47 × 4,516.08
  4. Step 4: Simplify right side
    8,682.31x = 58,751,807.28
  5. Step 5: Solve for x
    x = 58,751,807.28/8,682.31
  6. Step 6: Final answer
    x = 6,766.84

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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.