Home / 2,857.43-3,943.30-1,598.54

Finding the Fourth Proportional to 2,857.43, 3,943.30 and 1,598.54

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Solution

The fourth proportional to 2,857.43, 3,943.30 and 1,598.54 is: 2,206.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,857.43 : 3,943.30 = 1,598.54 : x
  2. Step 2: Convert to fraction form
    2,857.43/3,943.30 = 1,598.54/x
  3. Step 3: Cross multiply
    2,857.43x = 3,943.30 × 1,598.54
  4. Step 4: Simplify right side
    2,857.43x = 6,303,534.64
  5. Step 5: Solve for x
    x = 6,303,534.64/2,857.43
  6. Step 6: Final answer
    x = 2,206.01

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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.