Home / 8,470.08-12,699.84-3,273.60

Finding the Fourth Proportional to 8,470.08, 12,699.84 and 3,273.60

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Solution

The fourth proportional to 8,470.08, 12,699.84 and 3,273.60 is: 4,908.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,470.08 : 12,699.84 = 3,273.60 : x
  2. Step 2: Convert to fraction form
    8,470.08/12,699.84 = 3,273.60/x
  3. Step 3: Cross multiply
    8,470.08x = 12,699.84 × 3,273.60
  4. Step 4: Simplify right side
    8,470.08x = 41,574,196.22
  5. Step 5: Solve for x
    x = 41,574,196.22/8,470.08
  6. Step 6: Final answer
    x = 4,908.36

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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.