Home / 3,591.04-5,388.62-1,643.26

Finding the Fourth Proportional to 3,591.04, 5,388.62 and 1,643.26

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Solution

The fourth proportional to 3,591.04, 5,388.62 and 1,643.26 is: 2,465.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,591.04 : 5,388.62 = 1,643.26 : x
  2. Step 2: Convert to fraction form
    3,591.04/5,388.62 = 1,643.26/x
  3. Step 3: Cross multiply
    3,591.04x = 5,388.62 × 1,643.26
  4. Step 4: Simplify right side
    3,591.04x = 8,854,903.70
  5. Step 5: Solve for x
    x = 8,854,903.70/3,591.04
  6. Step 6: Final answer
    x = 2,465.83

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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.