Home / 5,203.54-7,180.50-3,214.13

Finding the Fourth Proportional to 5,203.54, 7,180.50 and 3,214.13

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Solution

The fourth proportional to 5,203.54, 7,180.50 and 3,214.13 is: 4,435.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,203.54 : 7,180.50 = 3,214.13 : x
  2. Step 2: Convert to fraction form
    5,203.54/7,180.50 = 3,214.13/x
  3. Step 3: Cross multiply
    5,203.54x = 7,180.50 × 3,214.13
  4. Step 4: Simplify right side
    5,203.54x = 23,079,060.47
  5. Step 5: Solve for x
    x = 23,079,060.47/5,203.54
  6. Step 6: Final answer
    x = 4,435.27

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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.