Home / 5,446.37-7,515.86-3,208.34

Finding the Fourth Proportional to 5,446.37, 7,515.86 and 3,208.34

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Solution

The fourth proportional to 5,446.37, 7,515.86 and 3,208.34 is: 4,427.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,446.37 : 7,515.86 = 3,208.34 : x
  2. Step 2: Convert to fraction form
    5,446.37/7,515.86 = 3,208.34/x
  3. Step 3: Cross multiply
    5,446.37x = 7,515.86 × 3,208.34
  4. Step 4: Simplify right side
    5,446.37x = 24,113,437.02
  5. Step 5: Solve for x
    x = 24,113,437.02/5,446.37
  6. Step 6: Final answer
    x = 4,427.43

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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.