Home / 8,789.04-13,175.08-3,239.35

Finding the Fourth Proportional to 8,789.04, 13,175.08 and 3,239.35

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Solution

The fourth proportional to 8,789.04, 13,175.08 and 3,239.35 is: 4,855.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,789.04 : 13,175.08 = 3,239.35 : x
  2. Step 2: Convert to fraction form
    8,789.04/13,175.08 = 3,239.35/x
  3. Step 3: Cross multiply
    8,789.04x = 13,175.08 × 3,239.35
  4. Step 4: Simplify right side
    8,789.04x = 42,678,695.40
  5. Step 5: Solve for x
    x = 42,678,695.40/8,789.04
  6. Step 6: Final answer
    x = 4,855.90

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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.