Home / 8,550.48-12,816-3,617.04

Finding the Fourth Proportional to 8,550.48, 12,816 and 3,617.04

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Solution

The fourth proportional to 8,550.48, 12,816 and 3,617.04 is: 5,421.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,550.48 : 12,816 = 3,617.04 : x
  2. Step 2: Convert to fraction form
    8,550.48/12,816 = 3,617.04/x
  3. Step 3: Cross multiply
    8,550.48x = 12,816 × 3,617.04
  4. Step 4: Simplify right side
    8,550.48x = 46,355,984.64
  5. Step 5: Solve for x
    x = 46,355,984.64/8,550.48
  6. Step 6: Final answer
    x = 5,421.45

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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.