Home / 3,057.31-4,562.87-2,762.07

Finding the Fourth Proportional to 3,057.31, 4,562.87 and 2,762.07

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Solution

The fourth proportional to 3,057.31, 4,562.87 and 2,762.07 is: 4,122.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,057.31 : 4,562.87 = 2,762.07 : x
  2. Step 2: Convert to fraction form
    3,057.31/4,562.87 = 2,762.07/x
  3. Step 3: Cross multiply
    3,057.31x = 4,562.87 × 2,762.07
  4. Step 4: Simplify right side
    3,057.31x = 12,602,935.42
  5. Step 5: Solve for x
    x = 12,602,935.42/3,057.31
  6. Step 6: Final answer
    x = 4,122.23

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.