Home / 3,578.04-5,365.98-1,729.62

Finding the Fourth Proportional to 3,578.04, 5,365.98 and 1,729.62

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Solution

The fourth proportional to 3,578.04, 5,365.98 and 1,729.62 is: 2,593.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,578.04 : 5,365.98 = 1,729.62 : x
  2. Step 2: Convert to fraction form
    3,578.04/5,365.98 = 1,729.62/x
  3. Step 3: Cross multiply
    3,578.04x = 5,365.98 × 1,729.62
  4. Step 4: Simplify right side
    3,578.04x = 9,281,106.33
  5. Step 5: Solve for x
    x = 9,281,106.33/3,578.04
  6. Step 6: Final answer
    x = 2,593.91

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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.