Home / 8,826.06-13,235.21-4,147.40

Finding the Fourth Proportional to 8,826.06, 13,235.21 and 4,147.40

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Solution

The fourth proportional to 8,826.06, 13,235.21 and 4,147.40 is: 6,219.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,826.06 : 13,235.21 = 4,147.40 : x
  2. Step 2: Convert to fraction form
    8,826.06/13,235.21 = 4,147.40/x
  3. Step 3: Cross multiply
    8,826.06x = 13,235.21 × 4,147.40
  4. Step 4: Simplify right side
    8,826.06x = 54,891,623.04
  5. Step 5: Solve for x
    x = 54,891,623.04/8,826.06
  6. Step 6: Final answer
    x = 6,219.27

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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.