Home / 8,208.96-12,317.12-4,513.60

Finding the Fourth Proportional to 8,208.96, 12,317.12 and 4,513.60

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Solution

The fourth proportional to 8,208.96, 12,317.12 and 4,513.60 is: 6,772.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,208.96 : 12,317.12 = 4,513.60 : x
  2. Step 2: Convert to fraction form
    8,208.96/12,317.12 = 4,513.60/x
  3. Step 3: Cross multiply
    8,208.96x = 12,317.12 × 4,513.60
  4. Step 4: Simplify right side
    8,208.96x = 55,594,552.83
  5. Step 5: Solve for x
    x = 55,594,552.83/8,208.96
  6. Step 6: Final answer
    x = 6,772.42

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1.5x scale

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.