Home / 8,558.29-12,836.67-3,011.19

Finding the Fourth Proportional to 8,558.29, 12,836.67 and 3,011.19

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Solution

The fourth proportional to 8,558.29, 12,836.67 and 3,011.19 is: 4,516.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,558.29 : 12,836.67 = 3,011.19 : x
  2. Step 2: Convert to fraction form
    8,558.29/12,836.67 = 3,011.19/x
  3. Step 3: Cross multiply
    8,558.29x = 12,836.67 × 3,011.19
  4. Step 4: Simplify right side
    8,558.29x = 38,653,652.34
  5. Step 5: Solve for x
    x = 38,653,652.34/8,558.29
  6. Step 6: Final answer
    x = 4,516.52

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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.