Home / 3,008.87-4,152.34-1,682.57

Finding the Fourth Proportional to 3,008.87, 4,152.34 and 1,682.57

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Solution

The fourth proportional to 3,008.87, 4,152.34 and 1,682.57 is: 2,322.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,008.87 : 4,152.34 = 1,682.57 : x
  2. Step 2: Convert to fraction form
    3,008.87/4,152.34 = 1,682.57/x
  3. Step 3: Cross multiply
    3,008.87x = 4,152.34 × 1,682.57
  4. Step 4: Simplify right side
    3,008.87x = 6,986,608.89
  5. Step 5: Solve for x
    x = 6,986,608.89/3,008.87
  6. Step 6: Final answer
    x = 2,322.00

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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.