Home / 3,823.02-5,731.44-3,515.49

Finding the Fourth Proportional to 3,823.02, 5,731.44 and 3,515.49

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Solution

The fourth proportional to 3,823.02, 5,731.44 and 3,515.49 is: 5,270.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,823.02 : 5,731.44 = 3,515.49 : x
  2. Step 2: Convert to fraction form
    3,823.02/5,731.44 = 3,515.49/x
  3. Step 3: Cross multiply
    3,823.02x = 5,731.44 × 3,515.49
  4. Step 4: Simplify right side
    3,823.02x = 20,148,820.01
  5. Step 5: Solve for x
    x = 20,148,820.01/3,823.02
  6. Step 6: Final answer
    x = 5,270.39

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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.