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Finding the Fourth Proportional to 3,352.80, 5,030.40 and 3,232.80

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Solution

The fourth proportional to 3,352.80, 5,030.40 and 3,232.80 is: 4,850.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,352.80 : 5,030.40 = 3,232.80 : x
  2. Step 2: Convert to fraction form
    3,352.80/5,030.40 = 3,232.80/x
  3. Step 3: Cross multiply
    3,352.80x = 5,030.40 × 3,232.80
  4. Step 4: Simplify right side
    3,352.80x = 16,262,277.12
  5. Step 5: Solve for x
    x = 16,262,277.12/3,352.80
  6. Step 6: Final answer
    x = 4,850.36

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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.