Home / 8,446.29-12,669.45-2,602.86

Finding the Fourth Proportional to 8,446.29, 12,669.45 and 2,602.86

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Solution

The fourth proportional to 8,446.29, 12,669.45 and 2,602.86 is: 3,904.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,446.29 : 12,669.45 = 2,602.86 : x
  2. Step 2: Convert to fraction form
    8,446.29/12,669.45 = 2,602.86/x
  3. Step 3: Cross multiply
    8,446.29x = 12,669.45 × 2,602.86
  4. Step 4: Simplify right side
    8,446.29x = 32,976,804.63
  5. Step 5: Solve for x
    x = 32,976,804.63/8,446.29
  6. Step 6: Final answer
    x = 3,904.29

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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.