Home / 3,615.27-5,422.63-1,017.87

Finding the Fourth Proportional to 3,615.27, 5,422.63 and 1,017.87

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Solution

The fourth proportional to 3,615.27, 5,422.63 and 1,017.87 is: 1,526.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615.27 : 5,422.63 = 1,017.87 : x
  2. Step 2: Convert to fraction form
    3,615.27/5,422.63 = 1,017.87/x
  3. Step 3: Cross multiply
    3,615.27x = 5,422.63 × 1,017.87
  4. Step 4: Simplify right side
    3,615.27x = 5,519,532.40
  5. Step 5: Solve for x
    x = 5,519,532.40/3,615.27
  6. Step 6: Final answer
    x = 1,526.73

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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.