Home / 3,615.26-5,422.90-1,534.74

Finding the Fourth Proportional to 3,615.26, 5,422.90 and 1,534.74

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Solution

The fourth proportional to 3,615.26, 5,422.90 and 1,534.74 is: 2,302.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615.26 : 5,422.90 = 1,534.74 : x
  2. Step 2: Convert to fraction form
    3,615.26/5,422.90 = 1,534.74/x
  3. Step 3: Cross multiply
    3,615.26x = 5,422.90 × 1,534.74
  4. Step 4: Simplify right side
    3,615.26x = 8,322,741.55
  5. Step 5: Solve for x
    x = 8,322,741.55/3,615.26
  6. Step 6: Final answer
    x = 2,302.11

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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.