Home / 5,326.11-7,347.68-3,200.41

Finding the Fourth Proportional to 5,326.11, 7,347.68 and 3,200.41

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Solution

The fourth proportional to 5,326.11, 7,347.68 and 3,200.41 is: 4,415.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,326.11 : 7,347.68 = 3,200.41 : x
  2. Step 2: Convert to fraction form
    5,326.11/7,347.68 = 3,200.41/x
  3. Step 3: Cross multiply
    5,326.11x = 7,347.68 × 3,200.41
  4. Step 4: Simplify right side
    5,326.11x = 23,515,583.80
  5. Step 5: Solve for x
    x = 23,515,583.80/5,326.11
  6. Step 6: Final answer
    x = 4,415.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.