Home / 8,273.86-12,418.08-3,347.05

Finding the Fourth Proportional to 8,273.86, 12,418.08 and 3,347.05

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Solution

The fourth proportional to 8,273.86, 12,418.08 and 3,347.05 is: 5,023.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,273.86 : 12,418.08 = 3,347.05 : x
  2. Step 2: Convert to fraction form
    8,273.86/12,418.08 = 3,347.05/x
  3. Step 3: Cross multiply
    8,273.86x = 12,418.08 × 3,347.05
  4. Step 4: Simplify right side
    8,273.86x = 41,563,934.66
  5. Step 5: Solve for x
    x = 41,563,934.66/8,273.86
  6. Step 6: Final answer
    x = 5,023.52

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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.