Home / 3,345.06-4,618.60-2,228.33

Finding the Fourth Proportional to 3,345.06, 4,618.60 and 2,228.33

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Solution

The fourth proportional to 3,345.06, 4,618.60 and 2,228.33 is: 3,076.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345.06 : 4,618.60 = 2,228.33 : x
  2. Step 2: Convert to fraction form
    3,345.06/4,618.60 = 2,228.33/x
  3. Step 3: Cross multiply
    3,345.06x = 4,618.60 × 2,228.33
  4. Step 4: Simplify right side
    3,345.06x = 10,291,757.47
  5. Step 5: Solve for x
    x = 10,291,757.47/3,345.06
  6. Step 6: Final answer
    x = 3,076.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.