Home / 3,669.45-5,503.02-1,329.17

Finding the Fourth Proportional to 3,669.45, 5,503.02 and 1,329.17

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Solution

The fourth proportional to 3,669.45, 5,503.02 and 1,329.17 is: 1,993.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669.45 : 5,503.02 = 1,329.17 : x
  2. Step 2: Convert to fraction form
    3,669.45/5,503.02 = 1,329.17/x
  3. Step 3: Cross multiply
    3,669.45x = 5,503.02 × 1,329.17
  4. Step 4: Simplify right side
    3,669.45x = 7,314,421.58
  5. Step 5: Solve for x
    x = 7,314,421.58/3,669.45
  6. Step 6: Final answer
    x = 1,993.33

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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.