Home / 3,790.28-5,687.16-1,710.84

Finding the Fourth Proportional to 3,790.28, 5,687.16 and 1,710.84

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Solution

The fourth proportional to 3,790.28, 5,687.16 and 1,710.84 is: 2,567.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,790.28 : 5,687.16 = 1,710.84 : x
  2. Step 2: Convert to fraction form
    3,790.28/5,687.16 = 1,710.84/x
  3. Step 3: Cross multiply
    3,790.28x = 5,687.16 × 1,710.84
  4. Step 4: Simplify right side
    3,790.28x = 9,729,820.81
  5. Step 5: Solve for x
    x = 9,729,820.81/3,790.28
  6. Step 6: Final answer
    x = 2,567.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.