Home / 3,659.30-5,482.04-1,808.25

Finding the Fourth Proportional to 3,659.30, 5,482.04 and 1,808.25

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Solution

The fourth proportional to 3,659.30, 5,482.04 and 1,808.25 is: 2,708.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,659.30 : 5,482.04 = 1,808.25 : x
  2. Step 2: Convert to fraction form
    3,659.30/5,482.04 = 1,808.25/x
  3. Step 3: Cross multiply
    3,659.30x = 5,482.04 × 1,808.25
  4. Step 4: Simplify right side
    3,659.30x = 9,912,889.79
  5. Step 5: Solve for x
    x = 9,912,889.79/3,659.30
  6. Step 6: Final answer
    x = 2,708.96

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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.