Home / 5,203.04-7,180.37-2,845.18

Finding the Fourth Proportional to 5,203.04, 7,180.37 and 2,845.18

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Solution

The fourth proportional to 5,203.04, 7,180.37 and 2,845.18 is: 3,926.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,203.04 : 7,180.37 = 2,845.18 : x
  2. Step 2: Convert to fraction form
    5,203.04/7,180.37 = 2,845.18/x
  3. Step 3: Cross multiply
    5,203.04x = 7,180.37 × 2,845.18
  4. Step 4: Simplify right side
    5,203.04x = 20,429,469.33
  5. Step 5: Solve for x
    x = 20,429,469.33/5,203.04
  6. Step 6: Final answer
    x = 3,926.45

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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.