Home / 3,515.31-4,822.02-3,442.41

Finding the Fourth Proportional to 3,515.31, 4,822.02 and 3,442.41

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Solution

The fourth proportional to 3,515.31, 4,822.02 and 3,442.41 is: 4,722.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,515.31 : 4,822.02 = 3,442.41 : x
  2. Step 2: Convert to fraction form
    3,515.31/4,822.02 = 3,442.41/x
  3. Step 3: Cross multiply
    3,515.31x = 4,822.02 × 3,442.41
  4. Step 4: Simplify right side
    3,515.31x = 16,599,369.87
  5. Step 5: Solve for x
    x = 16,599,369.87/3,515.31
  6. Step 6: Final answer
    x = 4,722.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.