Home / 3,634.42-5,451.63-1,443.01

Finding the Fourth Proportional to 3,634.42, 5,451.63 and 1,443.01

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Solution

The fourth proportional to 3,634.42, 5,451.63 and 1,443.01 is: 2,164.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,634.42 : 5,451.63 = 1,443.01 : x
  2. Step 2: Convert to fraction form
    3,634.42/5,451.63 = 1,443.01/x
  3. Step 3: Cross multiply
    3,634.42x = 5,451.63 × 1,443.01
  4. Step 4: Simplify right side
    3,634.42x = 7,866,756.61
  5. Step 5: Solve for x
    x = 7,866,756.61/3,634.42
  6. Step 6: Final answer
    x = 2,164.52

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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.