Home / 8,620.04-12,929.37-2,697.83

Finding the Fourth Proportional to 8,620.04, 12,929.37 and 2,697.83

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Solution

The fourth proportional to 8,620.04, 12,929.37 and 2,697.83 is: 4,046.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,620.04 : 12,929.37 = 2,697.83 : x
  2. Step 2: Convert to fraction form
    8,620.04/12,929.37 = 2,697.83/x
  3. Step 3: Cross multiply
    8,620.04x = 12,929.37 × 2,697.83
  4. Step 4: Simplify right side
    8,620.04x = 34,881,177.62
  5. Step 5: Solve for x
    x = 34,881,177.62/8,620.04
  6. Step 6: Final answer
    x = 4,046.52

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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.