Home / 8,558.03-12,826.92-4,165.40

Finding the Fourth Proportional to 8,558.03, 12,826.92 and 4,165.40

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Solution

The fourth proportional to 8,558.03, 12,826.92 and 4,165.40 is: 6,243.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,558.03 : 12,826.92 = 4,165.40 : x
  2. Step 2: Convert to fraction form
    8,558.03/12,826.92 = 4,165.40/x
  3. Step 3: Cross multiply
    8,558.03x = 12,826.92 × 4,165.40
  4. Step 4: Simplify right side
    8,558.03x = 53,429,252.57
  5. Step 5: Solve for x
    x = 53,429,252.57/8,558.03
  6. Step 6: Final answer
    x = 6,243.17

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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.