Home / 3,563.68-5,344.86-1,615.42

Finding the Fourth Proportional to 3,563.68, 5,344.86 and 1,615.42

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Solution

The fourth proportional to 3,563.68, 5,344.86 and 1,615.42 is: 2,422.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,563.68 : 5,344.86 = 1,615.42 : x
  2. Step 2: Convert to fraction form
    3,563.68/5,344.86 = 1,615.42/x
  3. Step 3: Cross multiply
    3,563.68x = 5,344.86 × 1,615.42
  4. Step 4: Simplify right side
    3,563.68x = 8,634,193.74
  5. Step 5: Solve for x
    x = 8,634,193.74/3,563.68
  6. Step 6: Final answer
    x = 2,422.83

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1.5x scale

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.