Home / 3,003.44-4,139.64-2,057.56

Finding the Fourth Proportional to 3,003.44, 4,139.64 and 2,057.56

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Solution

The fourth proportional to 3,003.44, 4,139.64 and 2,057.56 is: 2,835.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,003.44 : 4,139.64 = 2,057.56 : x
  2. Step 2: Convert to fraction form
    3,003.44/4,139.64 = 2,057.56/x
  3. Step 3: Cross multiply
    3,003.44x = 4,139.64 × 2,057.56
  4. Step 4: Simplify right side
    3,003.44x = 8,517,547.33
  5. Step 5: Solve for x
    x = 8,517,547.33/3,003.44
  6. Step 6: Final answer
    x = 2,835.94

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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.