Home / 3,659.80-5,493.66-1,470.04

Finding the Fourth Proportional to 3,659.80, 5,493.66 and 1,470.04

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Solution

The fourth proportional to 3,659.80, 5,493.66 and 1,470.04 is: 2,206.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,659.80 : 5,493.66 = 1,470.04 : x
  2. Step 2: Convert to fraction form
    3,659.80/5,493.66 = 1,470.04/x
  3. Step 3: Cross multiply
    3,659.80x = 5,493.66 × 1,470.04
  4. Step 4: Simplify right side
    3,659.80x = 8,075,899.95
  5. Step 5: Solve for x
    x = 8,075,899.95/3,659.80
  6. Step 6: Final answer
    x = 2,206.65

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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.