Home / 3,057.31-4,219.16-1,713.02

Finding the Fourth Proportional to 3,057.31, 4,219.16 and 1,713.02

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Solution

The fourth proportional to 3,057.31, 4,219.16 and 1,713.02 is: 2,364.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,057.31 : 4,219.16 = 1,713.02 : x
  2. Step 2: Convert to fraction form
    3,057.31/4,219.16 = 1,713.02/x
  3. Step 3: Cross multiply
    3,057.31x = 4,219.16 × 1,713.02
  4. Step 4: Simplify right side
    3,057.31x = 7,227,496.01
  5. Step 5: Solve for x
    x = 7,227,496.01/3,057.31
  6. Step 6: Final answer
    x = 2,364.00

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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.