Home / 3,546.45-5,346.23-3,308.58

Finding the Fourth Proportional to 3,546.45, 5,346.23 and 3,308.58

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Solution

The fourth proportional to 3,546.45, 5,346.23 and 3,308.58 is: 4,987.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,546.45 : 5,346.23 = 3,308.58 : x
  2. Step 2: Convert to fraction form
    3,546.45/5,346.23 = 3,308.58/x
  3. Step 3: Cross multiply
    3,546.45x = 5,346.23 × 3,308.58
  4. Step 4: Simplify right side
    3,546.45x = 17,688,437.92
  5. Step 5: Solve for x
    x = 17,688,437.92/3,546.45
  6. Step 6: Final answer
    x = 4,987.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.