Home / 3,564.04-4,919.75-3,190.36

Finding the Fourth Proportional to 3,564.04, 4,919.75 and 3,190.36

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Solution

The fourth proportional to 3,564.04, 4,919.75 and 3,190.36 is: 4,403.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,564.04 : 4,919.75 = 3,190.36 : x
  2. Step 2: Convert to fraction form
    3,564.04/4,919.75 = 3,190.36/x
  3. Step 3: Cross multiply
    3,564.04x = 4,919.75 × 3,190.36
  4. Step 4: Simplify right side
    3,564.04x = 15,695,773.61
  5. Step 5: Solve for x
    x = 15,695,773.61/3,564.04
  6. Step 6: Final answer
    x = 4,403.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.